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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.503 by root, Sat Jan 30 23:46:39 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 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 3.64 ();	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;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		423
352	=cut	424	=cut
353		425
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
356		429
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
359	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
360		436
361	while () {	437	while () {
362	next_job:	438	next_job:
		439
363	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	441
365	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	446	$job->[2]->send;
369	Coro::cede;	447	Coro::cede;
370	goto next_job;	448	goto next_job;
371	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	451	}
373	}	452	}
374		453
375	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	457	$signal->wait;
379	} else {	458	} else {
		459	$busy = 0;
380	Coro::schedule;	460	Coro::schedule;
381	}	461	}
382	}	462	}
383	};	463	};
384		464
385	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
386	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
387		469
388	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
389	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
390		473
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
404		487
405	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
406		489
407	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
408		491
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	495	acceptable.
413		496
414	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		503
421	sub sync_job(&) {	504	sub sync_job(&) {
422	my ($job) = @_;	505	my ($job) = @_;
423		506
424	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	508	my $time = EV::time;
426		509
427	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
429		512
430	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	514
432	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
433		516
434	my $busy = 1;	517	my $busy = 1;
435	my @res;	518	my @res;
436		519
437	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	522	@res = eval { $job->() };
439	warn $@ if $@;	523	warn $@ if $@;
440	undef $busy;	524	undef $busy;
441	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
442		526
443	while ($busy) {	527	while ($busy) {
444	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
445	}	532	}
		533	}
446		534
447	$time = Event::time - $time;	535	my $time = EV::time - $time;
448		536
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
453		538
454	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
455	} else {	540	} else {
456	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
457		542
…		…
482	=item fork_call { }, $args	567	=item fork_call { }, $args
483		568
484	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
488		573
489	=cut	574	=cut
490		575
491	sub fork_call(&@) {	576	sub fork_call(&@) {
492	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
499	reset_signals;	584	reset_signals;
500	&$cb	585	&$cb
501	}, @args;	586	}, @args;
502		587
503	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
504	}	616	}
505		617
506	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
507		619
508	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
647		759
648	#############################################################################	760	#############################################################################
649		761
650	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
651		763
652	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
655		767
656	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	770	Deliantra).
659		771
660	=over 4	772	=over 4
661		773
662	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
663		775
…		…
707	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
708		820
709	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
711		823
712	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
714		826
715	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
716		828
717	=over 4	829	=over 4
…		…
945	}	1057	}
946		1058
947	0	1059	0
948	}	1060	}
949		1061
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1063
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1065
954	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
955		1067
…		…
961		1073
962	=cut	1074	=cut
963		1075
964	#############################################################################	1076	#############################################################################
965	# object support	1077	# object support
966	#
967		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
968	sub _can_merge {	1112	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
970		1114
971	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1116
975	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
976	}	1119	}
977		1120
978	sub reattach {	1121	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1123	my ($obj) = @_;
981		1124
		1125	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1127
984	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
985		1129
986	@$registry = ();	1130	@$registry = ();
987		1131
…		…
1002	cf::attachable->attach (	1146	cf::attachable->attach (
1003	prio => -1000000,	1147	prio => -1000000,
1004	on_instantiate => sub {	1148	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1006		1150
1007	$data = from_json $data;	1151	$data = decode_json $data;
1008		1152
1009	for (@$data) {	1153	for (@$data) {
1010	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1011		1155
1012	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1036		1180
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1041	close $fh;	1188	aio_close $fh;
1042		1189
1043	if (@$objs) {	1190	if (@$objs) {
1044	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1049	close $fh;	1199	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1201	}
1052	} else {	1202	} else {
1053	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1054	}	1204	}
1055		1205
1056	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1210	} else {
1058	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1059	}	1212	}
1060	} else {	1213	} else {
1061	aio_unlink $filename;	1214	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1063	}	1216	}
…		…
1082		1235
1083	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1238	or return;
1086		1239
1087	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1088	}	1242	}
1089		1243
1090	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
…		…
1153	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1154		1308
1155	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1156	}	1310	}
1157		1311
		1312	use File::Glob ();
		1313
1158	cf::player->attach (	1314	cf::player->attach (
1159	on_command => sub {	1315	on_command => sub {
1160	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1161		1317
1162	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1194		1350
1195	cf::override;	1351	cf::override;
1196	},	1352	},
1197	);	1353	);
1198		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1199	sub load_extensions {	1368	sub load_extensions {
1200	cf::sync_job {	1369	cf::sync_job {
1201	my %todo;	1370	my %todo;
1202		1371
1203	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1222		1391
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1394
1226	$ext{source} =	1395	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1229	. $source	1398	. $source
1230	. "\n};\n1";	1399	. "\n};\n1";
1231		1400
1232	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1417	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1418	: "$v->{base}: extension inactive.\n";
1250		1419
1251	if (exists $v->{meta}{mandatory}) {	1420	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1421	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1422	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1423	}
1256		1424
1257	warn $msg;	1425	warn $msg;
1258	}	1426	}
1259		1427
…		…
1273		1441
1274	=back	1442	=back
1275		1443
1276	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1277		1445
1278	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1279		1447
1280	=cut	1448	=cut
1281		1449
1282	package cf::player;	1450	package cf::player;
1283		1451
…		…
1326		1494
1327	sub exists($) {	1495	sub exists($) {
1328	my ($login) = @_;	1496	my ($login) = @_;
1329		1497
1330	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1332	}	1500	}
1333		1501
1334	sub find($) {	1502	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1504	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1516	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1517	or return;
1350		1518
1351	my $pl = cf::player::load_pl $f	1519	my $pl = cf::player::load_pl $f
1352	or return;	1520	or return;
		1521
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1522	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1523	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1524	$cf::PLAYER{$login} = $pl
1356	}	1525	}
1357	}	1526	}
…		…
1367		1536
1368	return if $pl->{deny_save};	1537	return if $pl->{deny_save};
1369		1538
1370	aio_mkdir playerdir $pl, 0770;	1539	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1540	$pl->{last_save} = $cf::RUNTIME;
		1541
		1542	cf::get_slot 0.01;
1372		1543
1373	$pl->save_pl ($path);	1544	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1545	cf::cede_to_tick;
1375	}	1546	}
1376		1547
…		…
1408	my ($pl) = @_;	1579	my ($pl) = @_;
1409		1580
1410	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1411		1582
1412	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1585
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1587	$pl->deactivate;
		1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1589	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1591	$pl->ns->destroy if $pl->ns;
1419		1592
1420	my $path = playerdir $pl;	1593	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1594	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1633
1461	for my $login (@$dirs) {	1634	for my $login (@$dirs) {
1462	my $path = path $login;	1635	my $path = path $login;
1463		1636
1464	# a .pst is a dead give-away for a valid player	1637	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1638	# if no pst file found, open and chekc for blocked users
		1639	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1640	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1641	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1642	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1643	}
1470		1644
…		…
1501	}	1675	}
1502		1676
1503	\@paths	1677	\@paths
1504	}	1678	}
1505		1679
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1681
1508	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1683
1557	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1558		1685
1559	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1560		1687
…		…
1627	our $MAX_RESET = 3600;	1754	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1755	our $DEFAULT_RESET = 3000;
1629		1756
1630	sub generate_random_map {	1757	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1758	my ($self, $rmp) = @_;
		1759
		1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1761
1632	# mit "rum" bekleckern, nicht	1762	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1763	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1888
1759	# the temporary/swap location	1889	# the temporary/swap location
1760	sub save_path {	1890	sub save_path {
1761	my ($self) = @_;	1891	my ($self) = @_;
1762		1892
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1894	"$TMPDIR/$path.map"
1765	}	1895	}
1766		1896
1767	# the unique path, undef == no special unique path	1897	# the unique path, undef == no special unique path
1768	sub uniq_path {	1898	sub uniq_path {
1769	my ($self) = @_;	1899	my ($self) = @_;
1770		1900
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1903	}
1783		1904
1784	sub decay_objects {	1905	sub decay_objects {
1785	my ($self) = @_;	1906	my ($self) = @_;
1786		1907
…		…
1870	sub find {	1991	sub find {
1871	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1872		1993
1873	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1874		1995
1875	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
1877		1998
1878	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1883	or return;	2001	or return;
1884		2002
1885	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
1886		2004
…		…
1888	or return;	2006	or return;
1889		2007
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
1893	undef $guard1;	2012	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2013	$map->reset;
1896	return find $path;	2014	return find $path;
1897	}	2015	}
1898		2016
1899	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
1900	}	2018	}
1901	}	2019	}
1902		2020
1903	sub pre_load { }	2021	sub pre_load { }
1904	sub post_load { }	2022	#sub post_load { } # XS
1905		2023
1906	sub load {	2024	sub load {
1907	my ($self) = @_;	2025	my ($self) = @_;
1908		2026
1909	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2045	$f->skip_block;
1928	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
1929	or return;	2047	or return;
1930		2048
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
1932	if delete $self->{load_original};	2050	if delete $self->{load_original};
1933		2051
1934	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2053	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2073	$self->decay_objects;
1956	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
1957	$self->update_buttons;	2075	$self->update_buttons;
1958	cf::cede_to_tick;	2076	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2077	$self->activate;
1962	}	2078	}
1963		2079
1964	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
1966		2082
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2083	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2084	}
1969		2085
1970	$self->post_load;	2086	$self->post_load;
1971	}	2087	}
1972		2088
…		…
2030	my ($path, $origin, $load) = @_;	2146	my ($path, $origin, $load) = @_;
2031		2147
2032	$path = normalise $path, $origin && $origin->{path};	2148	$path = normalise $path, $origin && $origin->{path};
2033		2149
2034	if (my $map = $cf::MAP{$path}) {	2150	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2152	}
2037		2153
2038	$MAP_PREFETCH{$path} |= $load;	2154	$MAP_PREFETCH{$path} |= $load;
2039		2155
2040	$MAP_PREFETCHER ||= cf::async {	2156	$MAP_PREFETCHER ||= cf::async {
		2157	$Coro::current->{desc} = "map prefetcher";
		2158
2041	while (%MAP_PREFETCH) {	2159	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2160	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2161	if (my $map = find $k) {
2044	$map->load if $v;	2162	$map->load if $v;
2045	}	2163	}
…		…
2071	return if $self->{deny_save};	2189	return if $self->{deny_save};
2072		2190
2073	local $self->{last_access} = $self->last_access;#d#	2191	local $self->{last_access} = $self->last_access;#d#
2074		2192
2075	cf::async {	2193	cf::async {
		2194	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2195	$_->contr->save for $self->players;
2077	};	2196	};
		2197
		2198	cf::get_slot 0.02;
2078		2199
2079	if ($uniq) {	2200	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2201	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2202	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2203	} else {
…		…
2091	$self->save;	2212	$self->save;
2092		2213
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2215
2095	return if $self->players;	2216	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2217	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2218	return if $self->{deny_save};
2098		2219
2099	$self->in_memory (cf::MAP_SWAPPED);	2220	$self->in_memory (cf::MAP_SWAPPED);
2100		2221
2101	$self->deactivate;	2222	$self->deactivate;
…		…
2126		2247
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128		2249
2129	return if $self->players;	2250	return if $self->players;
2130		2251
2131	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2132		2253
2133	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2134		2255
2135	# need to save uniques path	2256	# need to save uniques path
2136	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2219		2340
2220	sub unique_maps() {	2341	sub unique_maps() {
2221	[	2342	[
2222	map {	2343	map {
2223	utf8::decode $_;	2344	utf8::decode $_;
2224	/\.map$/	2345	s/\.map$//; # TODO future compatibility hack
		2346	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2347	? ()
2225	? normalise $_	2348	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2350	]
2229	}	2351	}
2230		2352
2231	package cf;	2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
2232		2384
2233	=back	2385	=back
2234		2386
2235	=head3 cf::object	2387	=head3 cf::object
2236		2388
…		…
2240		2392
2241	=over 4	2393	=over 4
2242		2394
2243	=item $ob->inv_recursive	2395	=item $ob->inv_recursive
2244		2396
2245	Returns the inventory of the object _and_ their inventories, recursively.	2397	Returns the inventory of the object I<and> their inventories, recursively,
		2398	but I<not> the object itself.
2246		2399
2247	=cut	2400	=cut
2248		2401
2249	sub inv_recursive_;	2402	sub inv_recursive_;
2250	sub inv_recursive_ {	2403	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2408	inv_recursive_ inv $_[0]
2256	}	2409	}
2257		2410
2258	=item $ref = $ob->ref	2411	=item $ref = $ob->ref
2259		2412
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2413	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2414
2262	=item $ob = cf::object::deref ($refstring)	2415	=item $ob = cf::object::deref ($refstring)
2263		2416
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2417	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2418	even if the object actually exists. May block.
…		…
2267	=cut	2420	=cut
2268		2421
2269	sub deref {	2422	sub deref {
2270	my ($ref) = @_;	2423	my ($ref) = @_;
2271		2424
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2425	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2426	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2427	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2428	or return;
2279	$pl->ob->uuid eq $uuid	2429	$pl->ob->uuid eq $uuid
2280	or return;	2430	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2450	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2451	dialogue with the given NPC character.
2302		2452
2303	=cut	2453	=cut
2304		2454
		2455	our $SAY_CHANNEL = {
		2456	id => "say",
		2457	title => "Map",
		2458	reply => "say ",
		2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2460	};
		2461
		2462	our $CHAT_CHANNEL = {
		2463	id => "chat",
		2464	title => "Chat",
		2465	reply => "chat ",
		2466	tooltip => "Player chat and shouts, global to the server.",
		2467	};
		2468
2305	# rough implementation of a future "reply" method that works	2469	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2470	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2471	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2472	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2473	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2484	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2485	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2486
2323	} else {	2487	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2488	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2489	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2490	}
2327	}	2491	}
2328	}	2492	}
2329		2493
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2494	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2519
2356	=item $player_object->enter_link	2520	=item $player_object->enter_link
2357		2521
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2523
2360	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2362		2528
2363	Will never block.	2529	Will never block.
2364		2530
2365	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2366		2532
…		…
2418	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2420		2586
2421	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2424		2590
2425	$map->load;	2591	$map->load;
2426	$map->load_neighbours;	2592	$map->load_neighbours;
2427		2593
2428	return unless $self->contr->active;	2594	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2595
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2433	}	2601	}
2434		2602
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2436		2604
2437	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2608	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2609	be called at the end of this process.
2442		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
		2613
2443	=cut	2614	=cut
2444		2615
2445	our $GOTOGEN;	2616	our $GOTOGEN;
2446		2617
2447	sub cf::object::player::goto {	2618	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2622	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2623
2453	$self->enter_link;	2624	$self->enter_link;
2454		2625
2455	(async {	2626	(async {
		2627	$Coro::current->{desc} = "player::goto $path $x $y";
		2628
2456	# *tag paths override both path and x|y	2629	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2630	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2631	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2632	my $ob = $obs[rand @obs];
2460		2633
…		…
2523	}	2696	}
2524		2697
2525	sub prepare_random_map {	2698	sub prepare_random_map {
2526	my ($exit) = @_;	2699	my ($exit) = @_;
2527		2700
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2701	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2702	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2703	# that depends on the exit object
2533		2704
2534	my $rmp = parse_random_map_params $exit->msg;	2705	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2707	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2708	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2709	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2710	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2711	$rmp->{origin_y} = $exit->y;
		2712
		2713	$exit->map->touch;
2541	}	2714	}
2542		2715
2543	$rmp->{random_seed} ||= $exit->random_seed;	2716	$rmp->{random_seed} ||= $exit->random_seed;
2544		2717
2545	my $data = cf::to_json $rmp;	2718	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2719	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2720	my $meta = "$RANDOMDIR/$md5.meta";
2548		2721
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2722	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2723	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2724	undef $fh;
2552	aio_rename "$meta~", $meta;	2725	aio_rename "$meta~", $meta;
2553		2726
		2727	my $slaying = "?random/$md5";
		2728
		2729	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2730	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2731	$exit->msg (undef);
		2732	}
2556	}	2733	}
2557	}	2734	}
2558		2735
2559	sub cf::object::player::enter_exit {	2736	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2737	my ($self, $exit) = @_;
2561		2738
2562	return unless $self->type == cf::PLAYER;	2739	return unless $self->type == cf::PLAYER;
2563		2740
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2741	$self->enter_link;
2576		2742
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2743	(async {
2582	$self->deactivate_recursive; # just to be sure	2744	$Coro::current->{desc} = "enter_exit";
		2745
2583	unless (eval {	2746	unless (eval {
		2747	$self->deactivate_recursive; # just to be sure
		2748
		2749	# random map handling
		2750	{
		2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2752
		2753	prepare_random_map $exit
		2754	if $exit->slaying eq "/!";
		2755	}
		2756
		2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2758	my $x = $exit->stats->hp;
		2759	my $y = $exit->stats->sp;
		2760
2584	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($map, $x, $y);
2585		2762
		2763	# if exit is damned, update players death & WoR home-position
		2764	$self->contr->savebed ($map, $x, $y)
		2765	if $exit->flag (cf::FLAG_DAMNED);
		2766
2586	1;	2767	1
2587	}) {	2768	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2773
2593	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2610	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2612		2793
2613	utf8::encode $text;	2794	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2615	}	2821	}
2616		2822
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		2824
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2827	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2828	the message unless the client supports the msg packet.
2623		2829
2624	=cut	2830	=cut
2625		2831
		2832	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2627	"c/identify" => {	2840	"c/identify" => {
2628	id => "identify",	2841	id => "infobox",
2629	title => "Identify",	2842	title => "Identify",
2630	reply => undef,	2843	reply => undef,
2631	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
2632	},	2845	},
2633	"c/examine" => {	2846	"c/examine" => {
2634	id => "examine",	2847	id => "infobox",
2635	title => "Examine",	2848	title => "Examine",
2636	reply => undef,	2849	reply => undef,
2637	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
2638	},	2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
		2857	},
		2858	"c/book" => {
		2859	id => "infobox",
		2860	title => "Book",
		2861	reply => undef,
		2862	tooltip => "The contents of a note or book",
		2863	},
		2864	"c/lookat" => {
		2865	id => "infobox",
		2866	title => "Look",
		2867	reply => undef,
		2868	tooltip => "What you saw there",
		2869	},
		2870	"c/who" => {
		2871	id => "infobox",
		2872	title => "Players",
		2873	reply => undef,
		2874	tooltip => "Shows players who are currently online",
		2875	},
		2876	"c/body" => {
		2877	id => "infobox",
		2878	title => "Body Parts",
		2879	reply => undef,
		2880	tooltip => "Shows which body parts you posess and are available",
		2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
		2918	"c/uptime" => {
		2919	id => "infobox",
		2920	title => "Uptime",
		2921	reply => undef,
		2922	tooltip => "How long the server has been running since last restart",
		2923	},
		2924	"c/mapinfo" => {
		2925	id => "infobox",
		2926	title => "Map Info",
		2927	reply => undef,
		2928	tooltip => "Information related to the maps",
		2929	},
		2930	"c/party" => {
		2931	id => "party",
		2932	title => "Party",
		2933	reply => "gsay ",
		2934	tooltip => "Messages and chat related to your party",
		2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2639	);	2944	);
2640		2945
2641	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2948
2644	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2645		2951
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2953
2648	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2955	if ($CHANNEL{$channel}) {
		2956	$channel = $CHANNEL{$channel};
2650		2957
		2958	$self->ext_msg (channel_info => $channel);
		2959	$channel = $channel->{id};
		2960
2651	if (ref $channel) {	2961	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	2966	}
2658		2967
2659	$channel = $channel->{id};	2968	$channel = $channel->{id};
2660	}	2969	}
2661		2970
2662	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2663		2972
2664	if ($self->can_msg) {
2665	# default colour, mask it out	2973	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2668		2976
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	2980	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		2981
2683	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	2983	}
2697		2984
2698	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2699		2986
2700	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2703		2990
2704	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2706		2993
2707	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	2999	}
2713	}	3000	}
2714		3001
2715	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2716		3003
…		…
2720		3007
2721	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2723		3010
2724	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3014	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3017	}
2731	}	3018	}
2732		3019
2733	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2734		3021
…		…
2861	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
2862		3149
2863	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
2864		3151
2865	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
2868	sort time	3155	sort time
2869	));	3156	));
2870		3157
2871	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
2873	=pod	3160	=pod
2874		3161
2875	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
2876		3163
2877	cf::object	3164	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3165	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3166	insert remove name archname title slaying race decrease split
		3167	value
2880		3168
2881	cf::object::player	3169	cf::object::player
2882	player	3170	player
2883		3171
2884	cf::player	3172	cf::player
…		…
2889		3177
2890	=cut	3178	=cut
2891		3179
2892	for (	3180	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3183	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
2899	) {	3187	) {
2900	no strict 'refs';	3188	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2920		3208
2921	my $qcode = $code;	3209	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
2924		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
2925	local $_;	3216	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3217
2928	my $eval =	3218	my $eval =
2929	"do {\n"	3219	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3222	. $code
2933	. "\n}"	3223	. "\n}"
2934	;	3224	;
2935		3225
		3226	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
2939		3235
2940	if ($@) {	3236	if ($@) {
2941	warn "$@";	3237	warn "$@";
2942	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
2943	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2962	=cut	3258	=cut
2963		3259
2964	sub register_script_function {	3260	sub register_script_function {
2965	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
2966		3262
2967	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
2969	}	3265	}
2970		3266
2971	=back	3267	=back
2972		3268
2973	=cut	3269	=cut
…		…
2994		3290
2995	$facedata->{version} == 2	3291	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3293
2998	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3297	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3002	};	3300	};
3003	cf::cede_to_tick;	3301	cf::cede_to_tick;
3004		3302
3005	{	3303	{
3006	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
3007		3305
3008	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3308
3010	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3313
3015	cf::cede_to_tick;	3314	cf::cede_to_tick;
3016	}	3315	}
3017		3316
3018	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3318	next unless $info->{smooth};
		3319
3020	my $idx = cf::face::find $face	3320	my $idx = cf::face::find $face
3021	or next;	3321	or next;
		3322
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3323	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3324	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3325	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3326	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3327	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3040		3341
3041	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3042	}	3343	}
3043		3344
3044	{	3345	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3048		3347
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
		3349	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3351
3055	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3353	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3354	} else {
3065	$data = $info->{data};	3355	$RESOURCE{$name} = $info;
3066	}	3356	}
3067		3357
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3358	cf::cede_to_tick;
3072	}	3359	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3360	}
		3361
		3362	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3363
3093	1	3364	1
3094	}	3365	}
		3366
		3367	cf::global->attach (on_resource_update => sub {
		3368	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3369	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3370
		3371	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3372	my $sound = $soundconf->{compat}[$_]
		3373	or next;
		3374
		3375	my $face = cf::face::find "sound/$sound->[1]";
		3376	cf::sound::set $sound->[0] => $face;
		3377	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3378	}
		3379
		3380	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3381	my $face = cf::face::find "sound/$v";
		3382	cf::sound::set $k => $face;
		3383	}
		3384	}
		3385	});
3095		3386
3096	register_exticmd fx_want => sub {	3387	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3388	my ($ns, $want) = @_;
3098		3389
3099	while (my ($k, $v) = each %$want) {	3390	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3391	$ns->fx_want ($k, $v);
3101	}	3392	}
3102	};	3393	};
		3394
		3395	sub load_resource_file($) {
		3396	my $guard = lock_acquire "load_resource_file";
		3397
		3398	my $status = load_resource_file_ $_[0];
		3399	get_slot 0.1, 100;
		3400	cf::arch::commit_load;
		3401
		3402	$status
		3403	}
3103		3404
3104	sub reload_regions {	3405	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3406	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3407	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3408	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3422	}
3122		3423
3123	sub reload_archetypes {	3424	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3425	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3426	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3427	}
3132		3428
3133	sub reload_treasures {	3429	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3430	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3431	or die "unable to load treasurelists\n";
3136	}	3432	}
3137		3433
3138	sub reload_resources {	3434	sub reload_resources {
3139	warn "reloading resource files...\n";	3435	warn "reloading resource files...\n";
3140		3436
		3437	reload_facedata;
		3438	reload_archetypes;
3141	reload_regions;	3439	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3440	reload_treasures;
3146		3441
3147	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3148	}	3443	}
3149		3444
3150	sub init {
3151	reload_resources;
3152	}
3153
3154	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3449	or return;
3157		3450
3158	local $/;	3451	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3160		3453
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3455
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3168	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3169	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3170	};	3463	};
3171	warn $@ if $@;	3464	warn $@ if $@;
3172	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3173	}	3496	}
3174		3497
3175	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3176	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3516	(async {
3180	Event::one_event;	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3518	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3182	};	3520	};
3183		3521
		3522	evthread_start IO::AIO::poll_fileno;
		3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
3184	reload_config;	3529	reload_config;
3185	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
3186	load_extensions;	3541	load_extensions;
3187		3542
3188	$TICK_WATCHER->start;	3543	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3544
		3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
		3550	};
		3551
		3552	main_loop;
3190	}	3553	}
3191		3554
3192	#############################################################################	3555	#############################################################################
3193	# initialisation and cleanup	3556	# initialisation and cleanup
3194		3557
3195	# install some emergency cleanup handlers	3558	# install some emergency cleanup handlers
3196	BEGIN {	3559	BEGIN {
		3560	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3561	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3562	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3563	cf::cleanup "SIG$signal";
3205	},
3206	);	3564	};
3207	}	3565	}
3208	}	3566	}
3209		3567
3210	sub write_runtime {	3568	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3215		3571
3216	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3573
3218	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3219		3575
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3577	or return;
3222		3578
3223	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3236		3592
3237	close $fh	3593	close $fh
3238	or return;	3594	or return;
3239		3595
3240	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3597	and return;
3242		3598
3243	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3244		3600
3245	1	3601	1
		3602	}
		3603
		3604	our $uuid_lock;
		3605	our $uuid_skip;
		3606
		3607	sub write_uuid_sync($) {
		3608	$uuid_skip ||= $_[0];
		3609
		3610	return if $uuid_lock;
		3611	local $uuid_lock = 1;
		3612
		3613	my $uuid = "$LOCALDIR/uuid";
		3614
		3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3616	or return;
		3617
		3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
		3626	$uuid_skip = 0;
		3627
		3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3629	and return;
		3630
		3631	# always fsync - this file is important
		3632	aio_fsync $fh
		3633	and return;
		3634
		3635	close $fh
		3636	or return;
		3637
		3638	aio_rename "$uuid~", $uuid
		3639	and return;
		3640
		3641	warn "uuid file written ($value).\n";
		3642
		3643	1
		3644
		3645	}
		3646
		3647	sub write_uuid($$) {
		3648	my ($skip, $sync) = @_;
		3649
		3650	$sync ? write_uuid_sync $skip
		3651	: async { write_uuid_sync $skip };
3246	}	3652	}
3247		3653
3248	sub emergency_save() {	3654	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3250		3656
3251	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3252		3658
3253	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3254	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3671	$pl->valid or next;
		3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3673	$pl->save;
3262	}	3674	}
3263	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3264		3676
3265	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3680	$map->valid or next;
3269	$map->save;	3681	$map->save;
3270	}	3682	}
3271	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3272		3684
3273	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
		3688
		3689	warn "emergency_perl_save: begin write uuid\n";
		3690	write_uuid_sync 1;
		3691	warn "emergency_perl_save: end write uuid\n";
3276	};	3692	};
3277		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3278	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3279	}	3700	}
3280		3701
3281	sub post_cleanup {	3702	sub post_cleanup {
3282	my ($make_core) = @_;	3703	my ($make_core) = @_;
3283		3704
3284	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3286	}	3736	}
3287		3737
3288	sub do_reload_perl() {	3738	sub do_reload_perl() {
3289	# can/must only be called in main	3739	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3292	return;	3742	return;
3293	}	3743	}
3294		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3295	warn "reloading...";	3750	warn "reloading...";
3296		3751
3297	warn "entering sync_job";	3752	warn "entering sync_job";
3298		3753
3299	cf::sync_job {	3754	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3756	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3303		3758
3304	warn "syncing database to disk";	3759	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3761
3307	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3308		3763
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3767	}
3346		3768
3347	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3349	}	3771	%EXT_CORO = ();
3350		3772
3351	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3782	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3783
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3362	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3363	}	3793	}
3364		3794
3365	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3366	}	3810	}
3367		3811
3368	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3815
3372	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3819
3376	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3821	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3379		3823
3380	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3381		3825
3382	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3383	require cf;	3827	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3385		3829
3386	warn "loading config and database again";	3830	warn "loading config and database again";
3387	cf::reload_config;	3831	cf::reload_config;
3388		3832
3389	warn "loading extensions";	3833	warn "loading extensions";
3390	cf::load_extensions;	3834	cf::load_extensions;
3391		3835
		3836	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3398		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3399	warn "leaving sync_job";	3848	warn "leaving sync_job";
3400		3849
3401	1	3850	1
3402	} or do {	3851	} or do {
3403	warn $@;	3852	warn $@;
3404	warn "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3854	};
3407		3855
3408	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3409	};	3862	};
3410		3863
3411	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3412		3865
3413	sub reload_perl() {	3866	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3416		3869
3417	$RELOAD_WATCHER ||= Event->timer (	3870	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3871	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3872
3420	data => WF_AUTOCANCEL,	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3874	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
3424	},	3876	};
3425	);	3877	};
3426	}	3878	}
3427		3879
3428	register_command "reload" => sub {	3880	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
3430		3882
3431	if ($who->flag (FLAG_WIZ)) {	3883	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3884	$who->message ("reloading server.");
		3885	async {
		3886	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3887	reload_perl;
		3888	};
3434	}	3889	}
3435	};	3890	};
3436		3891
3437	unshift @INC, $LIBDIR;	3892	unshift @INC, $LIBDIR;
3438		3893
…		…
3440		3895
3441	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3443		3898
3444	sub wait_for_tick {	3899	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		3901
3448	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3904	$signal->wait;
3451	}	3905	}
3452		3906
3453	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		3909
3457	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3912	$signal->wait;
3460	}	3913	}
3461		3914
3462	$TICK_WATCHER = Event->timer (	3915	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	3916	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3917	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
3472	return;	3919	return;
3473	}	3920	}
3474		3921
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
3478		3923
3479	$RUNTIME += $TICK;	3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3480	$NEXT_TICK += $TICK;
3481		3925
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3928	Coro::async_pool {
		3929	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3930	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3931	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3932	};
		3933	}
3489		3934
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3936	$sig->send;
3492	}	3937	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3938	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3939	$sig->send;
3495	}	3940	}
3496		3941
3497	$NOW = Event::time;	3942	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3943	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3944
3508	_post_tick;	3945	if (0) {
		3946	if ($NEXT_TICK) {
		3947	my $jitter = $TICK_START - $NEXT_TICK;
		3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3949	warn "jitter $JITTER\n";#d#
		3950	}
3509	},	3951	}
3510	);	3952	}
3511		3953
3512	{	3954	{
		3955	# configure BDB
		3956
3513	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3959	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		3960
3539	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3968
3546	cf::sync_job {	3969	cf::sync_job {
3547	eval {	3970	eval {
…		…
3557		3980
3558	cf::cleanup "db_env_open(db): $@" if $@;	3981	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3982	};
3560	}	3983	}
3561		3984
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3985	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3986	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	3987	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3988	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3989	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3990	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3991	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3992	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3993	};
3592	}	3994	}
3593		3995
3594	{	3996	{
		3997	# configure IO::AIO
		3998
3595	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4001	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4002	}
3608		4003
3609	my $_log_backtrace;	4004	my $_log_backtrace;
3610		4005
3611	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3615		4010
3616	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3619	async {	4015	async {
		4016	$Coro::current->{desc} = "abt $msg";
		4017
3620	my @bt = fork_call {	4018	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4020	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4021	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4022	or die "addr2line: $!";
…		…
3632	}	4030	}
3633		4031
3634	@funcs	4032	@funcs
3635	};	4033	};
3636		4034
3637	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4038	--$_log_backtrace;
3640	};	4039	};
3641	} else {	4040	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3644	}	4043	}
3645	}	4044	}
3646		4045
3647	# load additional modules	4046	# load additional modules
3648	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3649		4049
3650	END { cf::emergency_save }	4050	END { cf::emergency_save }
3651		4051
3652	1	4052	1
3653		4053

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