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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.386 by root, Mon Oct 15 17:50:27 2007 UTC vs.
Revision 1.480 by root, Thu Oct 8 05:09:43 2009 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
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.51 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	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	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
63		95
64	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	97	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
		110	our %RESOURCE;
75		111
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	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	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	114	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		116
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	117	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	118	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	120	our $DB_ENV;
89		121
		122	our @EXTRA_MODULES = qw(pod mapscript);
		123
90	our %CFG;	124	our %CFG;
91		125
92	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	127	our $RUNTIME;
		128	our $NOW;
94		129
95	our (%PLAYER, %PLAYER_LOADING); # all users	130	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	131	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	132	our $LINK_MAP; # the special {link} map, which is always available
98		133
99	# used to convert map paths into valid unix filenames by replacing / by ∕	134	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	135	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		136
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
		139	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
105		146
106	binmode STDOUT;	147	binmode STDOUT;
107	binmode STDERR;	148	binmode STDERR;
108		149
109	# read virtual server time, if available	150	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
114	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
115		158
116	mkdir $_	159	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		161
119	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
120		163
121	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
		173
		174	# this is decidedly evil
		175	$REFLECT{object}{flags} = [grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"}];
122		176
123	#############################################################################	177	#############################################################################
124		178
125	=head2 GLOBAL VARIABLES	179	=head2 GLOBAL VARIABLES
126		180
…		…
162		216
163	The raw value load value from the last tick.	217	The raw value load value from the last tick.
164		218
165	=item %cf::CFG	219	=item %cf::CFG
166		220
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	221	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	222	from wherever your confdir points to.
169		223
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	224	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		225
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	226	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
177		231
178	This array contains the results of the last C<invoke ()> call. When	232	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	233	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	234	that call.
181		235
		236	=item %cf::REFLECT
		237
		238	Contains, for each (C++) class name, a hash reference with information
		239	about object members (methods, scalars, arrays and flags) and other
		240	metadata, which is useful for introspection.
		241
182	=back	242	=back
183		243
184	=cut	244	=cut
185		245
186	BEGIN {	246	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	247	my $msg = join "", @_;
189		248
190	$msg .= "\n"	249	$msg .= "\n"
191	unless $msg =~ /\n$/;	250	unless $msg =~ /\n$/;
192		251
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	252	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		253
195	LOG llevError, $msg;	254	LOG llevError, $msg;
196	};	255	};
197	}	256
		257	$Coro::State::DIEHOOK = sub {
		258	return unless $^S eq 0; # "eq", not "=="
		259
		260	warn Carp::longmess $_[0];
		261
		262	if ($Coro::current == $Coro::main) {#d#
		263	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		264	return;#d#
		265	}#d#
		266
		267	# kill coroutine otherwise
		268	Coro::terminate
		269	};
198		270
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	271	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	272	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	273	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	274	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	281	for my $pkg (qw(
210	cf::global cf::attachable	282	cf::global cf::attachable
211	cf::object cf::object::player	283	cf::object cf::object::player
212	cf::client cf::player	284	cf::client cf::player
213	cf::arch cf::living	285	cf::arch cf::living
		286	cf::map cf::mapspace
214	cf::map cf::party cf::region	287	cf::party cf::region
215	)) {	288	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	289	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	290	}
219		291
220	$Event::DIED = sub {	292	$EV::DIED = sub {
221	warn "error in event callback: @_";	293	warn "error in event callback: @_";
222	};	294	};
223		295
224	#############################################################################	296	#############################################################################
225		297
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	320	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	321	$d
250	} || "[unable to dump $_[0]: '$@']";	322	} || "[unable to dump $_[0]: '$@']";
251	}	323	}
252		324
253	=item $ref = cf::from_json $json	325	=item $ref = cf::decode_json $json
254		326
255	Converts a JSON string into the corresponding perl data structure.	327	Converts a JSON string into the corresponding perl data structure.
256		328
257	=item $json = cf::to_json $ref	329	=item $json = cf::encode_json $ref
258		330
259	Converts a perl data structure into its JSON representation.	331	Converts a perl data structure into its JSON representation.
260		332
261	=cut	333	=cut
262		334
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	335	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		336
265	sub to_json ($) { $json_coder->encode ($_[0]) }	337	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	338	sub decode_json($) { $json_coder->decode ($_[0]) }
		339
		340	=item cf::post_init { BLOCK }
		341
		342	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		343	but I<before> the server starts ticking again.
		344
		345	The cdoeblock will have a single boolean argument to indicate whether this
		346	is a reload or not.
		347
		348	=cut
		349
		350	sub post_init(&) {
		351	push @POST_INIT, shift;
		352	}
267		353
268	=item cf::lock_wait $string	354	=item cf::lock_wait $string
269		355
270	Wait until the given lock is available. See cf::lock_acquire.	356	Wait until the given lock is available. See cf::lock_acquire.
271		357
272	=item my $lock = cf::lock_acquire $string	358	=item my $lock = cf::lock_acquire $string
273		359
274	Wait until the given lock is available and then acquires it and returns	360	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,	361	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	362	for example when the coroutine gets canceled), the lock is automatically
277	returned.	363	returned.
278		364
279	Locks are *not* recursive, locking from the same coro twice results in a	365	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	366	deadlocked coro.
…		…
286		372
287	Return true if the lock is currently active, i.e. somebody has locked it.	373	Return true if the lock is currently active, i.e. somebody has locked it.
288		374
289	=cut	375	=cut
290		376
291	our %LOCK;	377	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		378
294	sub lock_wait($) {	379	sub lock_wait($) {
295	my ($key) = @_;	380	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	381	}
308		382
309	sub lock_acquire($) {	383	sub lock_acquire($) {
310	my ($key) = @_;	384	$LOCKS->guard ($_[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	}	385	}
324		386
325	sub lock_active($) {	387	sub lock_active($) {
326	my ($key) = @_;	388	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	389	}
330		390
331	sub freeze_mainloop {	391	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	392	tick_inhibit_inc;
333		393
334	my $guard = Coro::guard {	394	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	395	}
336	};	396
337	$TICK_WATCHER->stop;	397	=item cf::periodic $interval, $cb
338	$guard	398
		399	Like EV::periodic, but randomly selects a starting point so that the actions
		400	get spread over timer.
		401
		402	=cut
		403
		404	sub periodic($$) {
		405	my ($interval, $cb) = @_;
		406
		407	my $start = rand List::Util::min 180, $interval;
		408
		409	EV::periodic $start, $interval, 0, $cb
339	}	410	}
340		411
341	=item cf::get_slot $time[, $priority[, $name]]	412	=item cf::get_slot $time[, $priority[, $name]]
342		413
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	414	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	454	}
384	}	455	}
385	};	456	};
386		457
387	sub get_slot($;$$) {	458	sub get_slot($;$$) {
		459	return if tick_inhibit || $Coro::current == $Coro::main;
		460
388	my ($time, $pri, $name) = @_;	461	my ($time, $pri, $name) = @_;
389		462
390	$time = $TICK * .6 if $time > $TICK * .6;	463	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	464	my $sig = new Coro::Signal;
392		465
…		…
406		479
407	BEGIN { *async = \&Coro::async_pool }	480	BEGIN { *async = \&Coro::async_pool }
408		481
409	=item cf::sync_job { BLOCK }	482	=item cf::sync_job { BLOCK }
410		483
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	484	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	485	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	486	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	487	acceptable.
415		488
416	If it must be done, put the blocking parts into C<sync_job>. This will run	489	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	490	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		495
423	sub sync_job(&) {	496	sub sync_job(&) {
424	my ($job) = @_;	497	my ($job) = @_;
425		498
426	if ($Coro::current == $Coro::main) {	499	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	500	my $time = EV::time;
428		501
429	# this is the main coro, too bad, we have to block	502	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	503	# till the operation succeeds, freezing the server :/
431		504
432	LOG llevError, Carp::longmess "sync job";#d#	505	LOG llevError, Carp::longmess "sync job";#d#
433		506
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	507	my $freeze_guard = freeze_mainloop;
437		508
438	my $busy = 1;	509	my $busy = 1;
439	my @res;	510	my @res;
440		511
…		…
444	warn $@ if $@;	515	warn $@ if $@;
445	undef $busy;	516	undef $busy;
446	})->prio (Coro::PRIO_MAX);	517	})->prio (Coro::PRIO_MAX);
447		518
448	while ($busy) {	519	while ($busy) {
449	Coro::cede or Event::one_event;	520	if (Coro::nready) {
		521	Coro::cede_notself;
		522	} else {
		523	EV::loop EV::LOOP_ONESHOT;
450	}	524	}
		525	}
451		526
452	$time = Event::time - $time;	527	my $time = EV::time - $time;
453		528
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	529	$TICK_START += $time; # do not account sync jobs to server load
458		530
459	wantarray ? @res : $res[0]	531	wantarray ? @res : $res[0]
460	} else {	532	} else {
461	# we are in another coroutine, how wonderful, everything just works	533	# we are in another coroutine, how wonderful, everything just works
462		534
…		…
487	=item fork_call { }, $args	559	=item fork_call { }, $args
488		560
489	Executes the given code block with the given arguments in a seperate	561	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	562	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	563	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	564	never block itself or use any form of event handling.
493		565
494	=cut	566	=cut
495		567
496	sub fork_call(&@) {	568	sub fork_call(&@) {
497	my ($cb, @args) = @_;	569	my ($cb, @args) = @_;
…		…
504	reset_signals;	576	reset_signals;
505	&$cb	577	&$cb
506	}, @args;	578	}, @args;
507		579
508	wantarray ? @res : $res[-1]	580	wantarray ? @res : $res[-1]
		581	}
		582
		583	=item $coin = coin_from_name $name
		584
		585	=cut
		586
		587	our %coin_alias = (
		588	"silver" => "silvercoin",
		589	"silvercoin" => "silvercoin",
		590	"silvercoins" => "silvercoin",
		591	"gold" => "goldcoin",
		592	"goldcoin" => "goldcoin",
		593	"goldcoins" => "goldcoin",
		594	"platinum" => "platinacoin",
		595	"platinumcoin" => "platinacoin",
		596	"platinumcoins" => "platinacoin",
		597	"platina" => "platinacoin",
		598	"platinacoin" => "platinacoin",
		599	"platinacoins" => "platinacoin",
		600	"royalty" => "royalty",
		601	"royalties" => "royalty",
		602	);
		603
		604	sub coin_from_name($) {
		605	$coin_alias{$_[0]}
		606	? cf::arch::find $coin_alias{$_[0]}
		607	: undef
509	}	608	}
510		609
511	=item $value = cf::db_get $family => $key	610	=item $value = cf::db_get $family => $key
512		611
513	Returns a single value from the environment database.	612	Returns a single value from the environment database.
…		…
652		751
653	#############################################################################	752	#############################################################################
654		753
655	=head2 ATTACHABLE OBJECTS	754	=head2 ATTACHABLE OBJECTS
656		755
657	Many objects in crossfire are so-called attachable objects. That means you can	756	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	757	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	758	to it. All such attachable objects support the following methods.
660		759
661	In the following description, CLASS can be any of C<global>, C<object>	760	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	761	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	762	Deliantra).
664		763
665	=over 4	764	=over 4
666		765
667	=item $attachable->attach ($attachment, key => $value...)	766	=item $attachable->attach ($attachment, key => $value...)
668		767
…		…
712	=item cf::CLASS::attachment $name, ...	811	=item cf::CLASS::attachment $name, ...
713		812
714	Register an attachment by C<$name> through which attachable objects of the	813	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	814	given CLASS can refer to this attachment.
716		815
717	Some classes such as crossfire maps and objects can specify attachments	816	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	817	that are attached at load/instantiate time, thus the need for a name.
719		818
720	These calls expect any number of the following handler/hook descriptions:	819	These calls expect any number of the following handler/hook descriptions:
721		820
722	=over 4	821	=over 4
…		…
950	}	1049	}
951		1050
952	0	1051	0
953	}	1052	}
954		1053
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1054	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1055
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1057
959	Generate an object-specific event with the given arguments.	1058	Generate an object-specific event with the given arguments.
960		1059
…		…
1013		1112
1014	sub reattach {	1113	sub reattach {
1015	# basically do the same as instantiate, without calling instantiate	1114	# basically do the same as instantiate, without calling instantiate
1016	my ($obj) = @_;	1115	my ($obj) = @_;
1017		1116
		1117	# no longer needed after getting rid of delete_package?
1018	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1118	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1019		1119
1020	my $registry = $obj->registry;	1120	my $registry = $obj->registry;
1021		1121
1022	@$registry = ();	1122	@$registry = ();
1023		1123
…		…
1038	cf::attachable->attach (	1138	cf::attachable->attach (
1039	prio => -1000000,	1139	prio => -1000000,
1040	on_instantiate => sub {	1140	on_instantiate => sub {
1041	my ($obj, $data) = @_;	1141	my ($obj, $data) = @_;
1042		1142
1043	$data = from_json $data;	1143	$data = decode_json $data;
1044		1144
1045	for (@$data) {	1145	for (@$data) {
1046	my ($name, $args) = @$_;	1146	my ($name, $args) = @$_;
1047		1147
1048	$obj->attach ($name, %{$args || {} });	1148	$obj->attach ($name, %{$args || {} });
…		…
1069	utf8::decode (my $decname = $filename);	1169	utf8::decode (my $decname = $filename);
1070	warn sprintf "saving %s (%d,%d)\n",	1170	warn sprintf "saving %s (%d,%d)\n",
1071	$decname, length $$rdata, scalar @$objs;	1171	$decname, length $$rdata, scalar @$objs;
1072		1172
1073	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1173	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1074	chmod SAVE_MODE, $fh;	1174	aio_chmod $fh, SAVE_MODE;
1075	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1175	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1076	aio_fsync $fh if $cf::USE_FSYNC;	1176	if ($cf::USE_FSYNC) {
		1177	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;
		1178	aio_fsync $fh;
		1179	}
1077	close $fh;	1180	aio_close $fh;
1078		1181
1079	if (@$objs) {	1182	if (@$objs) {
1080	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1183	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1081	chmod SAVE_MODE, $fh;	1184	aio_chmod $fh, SAVE_MODE;
1082	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1185	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1083	aio_write $fh, 0, (length $data), $data, 0;	1186	aio_write $fh, 0, (length $data), $data, 0;
1084	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1085	close $fh;	1191	aio_close $fh;
1086	aio_rename "$filename.pst~", "$filename.pst";	1192	aio_rename "$filename.pst~", "$filename.pst";
1087	}	1193	}
1088	} else {	1194	} else {
1089	aio_unlink "$filename.pst";	1195	aio_unlink "$filename.pst";
1090	}	1196	}
1091		1197
1092	aio_rename "$filename~", $filename;	1198	aio_rename "$filename~", $filename;
		1199
		1200	$filename =~ s%/[^/]+$%%;
		1201	aio_pathsync $filename if $cf::USE_FSYNC;
1093	} else {	1202	} else {
1094	warn "FATAL: $filename~: $!\n";	1203	warn "unable to save objects: $filename~: $!\n";
1095	}	1204	}
1096	} else {	1205	} else {
1097	aio_unlink $filename;	1206	aio_unlink $filename;
1098	aio_unlink "$filename.pst";	1207	aio_unlink "$filename.pst";
1099	}	1208	}
…		…
1118		1227
1119	unless (aio_stat "$filename.pst") {	1228	unless (aio_stat "$filename.pst") {
1120	(aio_load "$filename.pst", $av) >= 0	1229	(aio_load "$filename.pst", $av) >= 0
1121	or return;	1230	or return;
1122		1231
1123	my $st = eval { Coro::Storable::thaw $av }	1232	my $st = eval { Coro::Storable::thaw $av };
1124	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1125	$av = $st->{objs};	1233	$av = $st->{objs};
1126	}	1234	}
1127		1235
1128	utf8::decode (my $decname = $filename);	1236	utf8::decode (my $decname = $filename);
1129	warn sprintf "loading %s (%d,%d)\n",	1237	warn sprintf "loading %s (%d,%d)\n",
…		…
1191	my ($name, $cb) = @_;	1299	my ($name, $cb) = @_;
1192		1300
1193	$EXTICMD{$name} = $cb;	1301	$EXTICMD{$name} = $cb;
1194	}	1302	}
1195		1303
		1304	use File::Glob ();
		1305
1196	cf::player->attach (	1306	cf::player->attach (
1197	on_command => sub {	1307	on_command => sub {
1198	my ($pl, $name, $params) = @_;	1308	my ($pl, $name, $params) = @_;
1199		1309
1200	my $cb = $COMMAND{$name}	1310	my $cb = $COMMAND{$name}
…		…
1232		1342
1233	cf::override;	1343	cf::override;
1234	},	1344	},
1235	);	1345	);
1236		1346
		1347	# "readahead" all extensions
		1348	sub cache_extensions {
		1349	my $grp = IO::AIO::aio_group;
		1350
		1351	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1352	for (grep /\.ext$/, @{$_[0]}) {
		1353	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1354	}
		1355	};
		1356
		1357	$grp
		1358	}
		1359
1237	sub load_extensions {	1360	sub load_extensions {
1238	cf::sync_job {	1361	cf::sync_job {
1239	my %todo;	1362	my %todo;
1240		1363
1241	for my $path (<$LIBDIR/*.ext>) {	1364	for my $path (<$LIBDIR/*.ext>) {
…		…
1260		1383
1261	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1384	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1262	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1385	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1263		1386
1264	$ext{source} =	1387	$ext{source} =
1265	"package $pkg; use strict; use utf8;\n"	1388	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1266	. "#line 1 \"$path\"\n{\n"	1389	. "#line 1 \"$path\"\n{\n"
1267	. $source	1390	. $source
1268	. "\n};\n1";	1391	. "\n};\n1";
1269		1392
1270	$todo{$base} = \%ext;	1393	$todo{$base} = \%ext;
…		…
1286	my $msg = $@ ? "$v->{path}: $@\n"	1409	my $msg = $@ ? "$v->{path}: $@\n"
1287	: "$v->{base}: extension inactive.\n";	1410	: "$v->{base}: extension inactive.\n";
1288		1411
1289	if (exists $v->{meta}{mandatory}) {	1412	if (exists $v->{meta}{mandatory}) {
1290	warn $msg;	1413	warn $msg;
1291	warn "mandatory extension failed to load, exiting.\n";	1414	cf::cleanup "mandatory extension failed to load, exiting.";
1292	exit 1;
1293	}	1415	}
1294		1416
1295	warn $msg;	1417	warn $msg;
1296	}	1418	}
1297		1419
…		…
1311		1433
1312	=back	1434	=back
1313		1435
1314	=head2 CORE EXTENSIONS	1436	=head2 CORE EXTENSIONS
1315		1437
1316	Functions and methods that extend core crossfire objects.	1438	Functions and methods that extend core deliantra objects.
1317		1439
1318	=cut	1440	=cut
1319		1441
1320	package cf::player;	1442	package cf::player;
1321		1443
…		…
1364		1486
1365	sub exists($) {	1487	sub exists($) {
1366	my ($login) = @_;	1488	my ($login) = @_;
1367		1489
1368	$cf::PLAYER{$login}	1490	$cf::PLAYER{$login}
1369	or cf::sync_job { !aio_stat path $login }	1491	or !aio_stat path $login
1370	}	1492	}
1371		1493
1372	sub find($) {	1494	sub find($) {
1373	return $cf::PLAYER{$_[0]} || do {	1495	return $cf::PLAYER{$_[0]} || do {
1374	my $login = $_[0];	1496	my $login = $_[0];
…		…
1386	my $f = new_from_file cf::object::thawer path $login	1508	my $f = new_from_file cf::object::thawer path $login
1387	or return;	1509	or return;
1388		1510
1389	my $pl = cf::player::load_pl $f	1511	my $pl = cf::player::load_pl $f
1390	or return;	1512	or return;
		1513
1391	local $cf::PLAYER_LOADING{$login} = $pl;	1514	local $cf::PLAYER_LOADING{$login} = $pl;
1392	$f->resolve_delayed_derefs;	1515	$f->resolve_delayed_derefs;
1393	$cf::PLAYER{$login} = $pl	1516	$cf::PLAYER{$login} = $pl
1394	}	1517	}
1395	}	1518	}
…		…
1405		1528
1406	return if $pl->{deny_save};	1529	return if $pl->{deny_save};
1407		1530
1408	aio_mkdir playerdir $pl, 0770;	1531	aio_mkdir playerdir $pl, 0770;
1409	$pl->{last_save} = $cf::RUNTIME;	1532	$pl->{last_save} = $cf::RUNTIME;
		1533
		1534	cf::get_slot 0.01;
1410		1535
1411	$pl->save_pl ($path);	1536	$pl->save_pl ($path);
1412	cf::cede_to_tick;	1537	cf::cede_to_tick;
1413	}	1538	}
1414		1539
…		…
1446	my ($pl) = @_;	1571	my ($pl) = @_;
1447		1572
1448	my $name = $pl->ob->name;	1573	my $name = $pl->ob->name;
1449		1574
1450	$pl->{deny_save} = 1;	1575	$pl->{deny_save} = 1;
1451	$pl->password ("*"); # this should lock out the player until we nuked the dir	1576	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1452		1577
1453	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1578	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1454	$pl->deactivate;	1579	$pl->deactivate;
		1580	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1581	$pl->ob->check_score;
1455	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1582	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1456	$pl->ns->destroy if $pl->ns;	1583	$pl->ns->destroy if $pl->ns;
1457		1584
1458	my $path = playerdir $pl;	1585	my $path = playerdir $pl;
1459	my $temp = "$path~$cf::RUNTIME~deleting~";	1586	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1498		1625
1499	for my $login (@$dirs) {	1626	for my $login (@$dirs) {
1500	my $path = path $login;	1627	my $path = path $login;
1501		1628
1502	# a .pst is a dead give-away for a valid player	1629	# a .pst is a dead give-away for a valid player
1503	unless (-e "$path.pst") {	1630	# if no pst file found, open and chekc for blocked users
		1631	if (aio_stat "$path.pst") {
1504	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1632	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1505	aio_read $fh, 0, 512, my $buf, 0 or next;	1633	aio_read $fh, 0, 512, my $buf, 0 or next;
1506	$buf !~ /^password -------------$/m or next; # official not-valid tag	1634	$buf !~ /^password -------------$/m or next; # official not-valid tag
1507	}	1635	}
1508		1636
…		…
1539	}	1667	}
1540		1668
1541	\@paths	1669	\@paths
1542	}	1670	}
1543		1671
1544	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1672	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1545		1673
1546	Expand crossfire pod fragments into protocol xml.	1674	Expand deliantra pod fragments into protocol xml.
1547
1548	=cut
1549
1550	sub expand_cfpod {
1551	((my $self), (local $_)) = @_;
1552
1553	# escape & and <
1554	s/&/&amp;/g;
1555	s/(?<![BIUGHT])</&lt;/g;
1556
1557	# this is buggy, it needs to properly take care of nested <'s
1558
1559	1 while
1560	# replace B<>, I<>, U<> etc.
1561	s/B<([^\>]*)>/<b>$1<\/b>/
1562	|| s/I<([^\>]*)>/<i>$1<\/i>/
1563	|| s/U<([^\>]*)>/<u>$1<\/u>/
1564	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1565	# replace G<male|female> tags
1566	|| s{G<([^>|]*)\|([^>]*)>}{
1567	$self->gender ? $2 : $1
1568	}ge
1569	# replace H<hint text>
1570	|| s{H<([^\>]*)>}
1571	{
1572	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1573	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1574	"")
1575	[$self->{hintmode}]
1576	}ge;
1577
1578	# create single paragraphs (very hackish)
1579	s/(?<=\S)\n(?=\w)/ /g;
1580
1581	# compress some whitespace
1582	s/\s+\n/\n/g; # ws line-ends
1583	s/\n\n+/\n/g; # double lines
1584	s/^\n+//; # beginning lines
1585	s/\n+$//; # ending lines
1586
1587	$_
1588	}
1589
1590	sub hintmode {
1591	$_[0]{hintmode} = $_[1] if @_ > 1;
1592	$_[0]{hintmode}
1593	}
1594		1675
1595	=item $player->ext_reply ($msgid, @msg)	1676	=item $player->ext_reply ($msgid, @msg)
1596		1677
1597	Sends an ext reply to the player.	1678	Sends an ext reply to the player.
1598		1679
…		…
1665	our $MAX_RESET = 3600;	1746	our $MAX_RESET = 3600;
1666	our $DEFAULT_RESET = 3000;	1747	our $DEFAULT_RESET = 3000;
1667		1748
1668	sub generate_random_map {	1749	sub generate_random_map {
1669	my ($self, $rmp) = @_;	1750	my ($self, $rmp) = @_;
		1751
		1752	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1753
1670	# mit "rum" bekleckern, nicht	1754	# mit "rum" bekleckern, nicht
1671	$self->_create_random_map (	1755	$self->_create_random_map (
1672	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1756	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1673	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1757	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1674	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1758	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1796		1880
1797	# the temporary/swap location	1881	# the temporary/swap location
1798	sub save_path {	1882	sub save_path {
1799	my ($self) = @_;	1883	my ($self) = @_;
1800		1884
1801	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1885	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1802	"$TMPDIR/$path.map"	1886	"$TMPDIR/$path.map"
1803	}	1887	}
1804		1888
1805	# the unique path, undef == no special unique path	1889	# the unique path, undef == no special unique path
1806	sub uniq_path {	1890	sub uniq_path {
1807	my ($self) = @_;	1891	my ($self) = @_;
1808		1892
1809	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1810	"$UNIQUEDIR/$path"	1894	"$UNIQUEDIR/$path"
1811	}
1812
1813	# and all this just because we cannot iterate over
1814	# all maps in C++...
1815	sub change_all_map_light {
1816	my ($change) = @_;
1817
1818	$_->change_map_light ($change)
1819	for grep $_->outdoor, values %cf::MAP;
1820	}	1895	}
1821		1896
1822	sub decay_objects {	1897	sub decay_objects {
1823	my ($self) = @_;	1898	my ($self) = @_;
1824		1899
…		…
1908	sub find {	1983	sub find {
1909	my ($path, $origin) = @_;	1984	my ($path, $origin) = @_;
1910		1985
1911	$path = normalise $path, $origin && $origin->path;	1986	$path = normalise $path, $origin && $origin->path;
1912		1987
1913	cf::lock_wait "map_data:$path";#d#remove	1988	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1914	cf::lock_wait "map_find:$path";	1989	my $guard2 = cf::lock_acquire "map_find:$path";
1915		1990
1916	$cf::MAP{$path} || do {	1991	$cf::MAP{$path} || do {
1917	my $guard1 = cf::lock_acquire "map_find:$path";
1918	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1919
1920	my $map = new_from_path cf::map $path	1992	my $map = new_from_path cf::map $path
1921	or return;	1993	or return;
1922		1994
1923	$map->{last_save} = $cf::RUNTIME;	1995	$map->{last_save} = $cf::RUNTIME;
1924		1996
…		…
1926	or return;	1998	or return;
1927		1999
1928	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1929	# doing this can freeze the server in a sync job, obviously	2001	# doing this can freeze the server in a sync job, obviously
1930	#$cf::WAIT_FOR_TICK->wait;	2002	#$cf::WAIT_FOR_TICK->wait;
		2003	undef $guard2;
1931	undef $guard1;	2004	undef $guard1;
1932	undef $guard2;
1933	$map->reset;	2005	$map->reset;
1934	return find $path;	2006	return find $path;
1935	}	2007	}
1936		2008
1937	$cf::MAP{$path} = $map	2009	$cf::MAP{$path} = $map
…		…
1964	my $f = new_from_file cf::object::thawer $self->{load_path};	2036	my $f = new_from_file cf::object::thawer $self->{load_path};
1965	$f->skip_block;	2037	$f->skip_block;
1966	$self->_load_objects ($f)	2038	$self->_load_objects ($f)
1967	or return;	2039	or return;
1968		2040
1969	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2041	$self->post_load_original
1970	if delete $self->{load_original};	2042	if delete $self->{load_original};
1971		2043
1972	if (my $uniq = $self->uniq_path) {	2044	if (my $uniq = $self->uniq_path) {
1973	utf8::encode $uniq;	2045	utf8::encode $uniq;
1974	unless (aio_stat $uniq) {	2046	unless (aio_stat $uniq) {
…		…
1992	unless ($self->{deny_activate}) {	2064	unless ($self->{deny_activate}) {
1993	$self->decay_objects;	2065	$self->decay_objects;
1994	$self->fix_auto_apply;	2066	$self->fix_auto_apply;
1995	$self->update_buttons;	2067	$self->update_buttons;
1996	cf::cede_to_tick;	2068	cf::cede_to_tick;
1997	$self->set_darkness_map;
1998	cf::cede_to_tick;
1999	$self->activate;	2069	$self->activate;
2000	}	2070	}
2001		2071
2002	$self->{last_save} = $cf::RUNTIME;	2072	$self->{last_save} = $cf::RUNTIME;
2003	$self->last_access ($cf::RUNTIME);	2073	$self->last_access ($cf::RUNTIME);
2004		2074
2005	$self->in_memory (cf::MAP_IN_MEMORY);	2075	$self->in_memory (cf::MAP_ACTIVE);
2006	}	2076	}
2007		2077
2008	$self->post_load;	2078	$self->post_load;
2009	}	2079	}
2010		2080
…		…
2068	my ($path, $origin, $load) = @_;	2138	my ($path, $origin, $load) = @_;
2069		2139
2070	$path = normalise $path, $origin && $origin->{path};	2140	$path = normalise $path, $origin && $origin->{path};
2071		2141
2072	if (my $map = $cf::MAP{$path}) {	2142	if (my $map = $cf::MAP{$path}) {
2073	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2143	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2074	}	2144	}
2075		2145
2076	$MAP_PREFETCH{$path} |= $load;	2146	$MAP_PREFETCH{$path} |= $load;
2077		2147
2078	$MAP_PREFETCHER ||= cf::async {	2148	$MAP_PREFETCHER ||= cf::async {
…		…
2115	cf::async {	2185	cf::async {
2116	$Coro::current->{desc} = "map player save";	2186	$Coro::current->{desc} = "map player save";
2117	$_->contr->save for $self->players;	2187	$_->contr->save for $self->players;
2118	};	2188	};
2119		2189
		2190	cf::get_slot 0.02;
		2191
2120	if ($uniq) {	2192	if ($uniq) {
2121	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2122	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2123	} else {	2195	} else {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2196	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2132	$self->save;	2204	$self->save;
2133		2205
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2207
2136	return if $self->players;	2208	return if $self->players;
2137	return if $self->in_memory != cf::MAP_IN_MEMORY;	2209	return if $self->in_memory != cf::MAP_ACTIVE;
2138	return if $self->{deny_save};	2210	return if $self->{deny_save};
2139		2211
2140	$self->in_memory (cf::MAP_SWAPPED);	2212	$self->in_memory (cf::MAP_SWAPPED);
2141		2213
2142	$self->deactivate;	2214	$self->deactivate;
…		…
2167		2239
2168	my $lock = cf::lock_acquire "map_data:$self->{path}";	2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2169		2241
2170	return if $self->players;	2242	return if $self->players;
2171		2243
2172	warn "resetting map ", $self->path;	2244	warn "resetting map ", $self->path, "\n";
2173		2245
2174	$self->in_memory (cf::MAP_SWAPPED);	2246	$self->in_memory (cf::MAP_SWAPPED);
2175		2247
2176	# need to save uniques path	2248	# need to save uniques path
2177	unless ($self->{deny_save}) {	2249	unless ($self->{deny_save}) {
…		…
2260		2332
2261	sub unique_maps() {	2333	sub unique_maps() {
2262	[	2334	[
2263	map {	2335	map {
2264	utf8::decode $_;	2336	utf8::decode $_;
2265	/\.map$/	2337	s/\.map$//; # TODO future compatibility hack
		2338	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2339	? ()
2266	? normalise $_	2340	: normalise $_
2267	: ()
2268	} @{ aio_readdir $UNIQUEDIR or [] }	2341	} @{ aio_readdir $UNIQUEDIR or [] }
2269	]	2342	]
2270	}	2343	}
2271		2344
2272	package cf;
2273
2274	=back	2345	=back
2275		2346
2276	=head3 cf::object	2347	=head3 cf::object
2277		2348
2278	=cut	2349	=cut
…		…
2281		2352
2282	=over 4	2353	=over 4
2283		2354
2284	=item $ob->inv_recursive	2355	=item $ob->inv_recursive
2285		2356
2286	Returns the inventory of the object _and_ their inventories, recursively.	2357	Returns the inventory of the object I<and> their inventories, recursively,
		2358	but I<not> the object itself.
2287		2359
2288	=cut	2360	=cut
2289		2361
2290	sub inv_recursive_;	2362	sub inv_recursive_;
2291	sub inv_recursive_ {	2363	sub inv_recursive_ {
…		…
2296	inv_recursive_ inv $_[0]	2368	inv_recursive_ inv $_[0]
2297	}	2369	}
2298		2370
2299	=item $ref = $ob->ref	2371	=item $ref = $ob->ref
2300		2372
2301	creates and returns a persistent reference to an objetc that can be stored as a string.	2373	Creates and returns a persistent reference to an object that can be stored as a string.
2302		2374
2303	=item $ob = cf::object::deref ($refstring)	2375	=item $ob = cf::object::deref ($refstring)
2304		2376
2305	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2377	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2306	even if the object actually exists. May block.	2378	even if the object actually exists. May block.
…		…
2338	can be C<undef>. Does the right thing when the player is currently in a	2410	can be C<undef>. Does the right thing when the player is currently in a
2339	dialogue with the given NPC character.	2411	dialogue with the given NPC character.
2340		2412
2341	=cut	2413	=cut
2342		2414
		2415	our $SAY_CHANNEL = {
		2416	id => "say",
		2417	title => "Map",
		2418	reply => "say ",
		2419	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2420	};
		2421
		2422	our $CHAT_CHANNEL = {
		2423	id => "chat",
		2424	title => "Chat",
		2425	reply => "chat ",
		2426	tooltip => "Player chat and shouts, global to the server.",
		2427	};
		2428
2343	# rough implementation of a future "reply" method that works	2429	# rough implementation of a future "reply" method that works
2344	# with dialog boxes.	2430	# with dialog boxes.
2345	#TODO: the first argument must go, split into a $npc->reply_to ( method	2431	#TODO: the first argument must go, split into a $npc->reply_to ( method
2346	sub cf::object::player::reply($$$;$) {	2432	sub cf::object::player::reply($$$;$) {
2347	my ($self, $npc, $msg, $flags) = @_;	2433	my ($self, $npc, $msg, $flags) = @_;
…		…
2358	my $dialog = $pl->{npc_dialog};	2444	my $dialog = $pl->{npc_dialog};
2359	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2445	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2360		2446
2361	} else {	2447	} else {
2362	$msg = $npc->name . " says: $msg" if $npc;	2448	$msg = $npc->name . " says: $msg" if $npc;
2363	$self->message ($msg, $flags);	2449	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2364	}	2450	}
2365	}	2451	}
2366	}	2452	}
2367		2453
2368	=item $object->send_msg ($channel, $msg, $color, [extra...])	2454	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2393		2479
2394	=item $player_object->enter_link	2480	=item $player_object->enter_link
2395		2481
2396	Freezes the player and moves him/her to a special map (C<{link}>).	2482	Freezes the player and moves him/her to a special map (C<{link}>).
2397		2483
2398	The player should be reasonably safe there for short amounts of time. You	2484	The player should be reasonably safe there for short amounts of time (e.g.
2399	I<MUST> call C<leave_link> as soon as possible, though.	2485	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2486	though, as the palyer cannot control the character while it is on the link
		2487	map.
2400		2488
2401	Will never block.	2489	Will never block.
2402		2490
2403	=item $player_object->leave_link ($map, $x, $y)	2491	=item $player_object->leave_link ($map, $x, $y)
2404		2492
…		…
2462		2550
2463	$map->load;	2551	$map->load;
2464	$map->load_neighbours;	2552	$map->load_neighbours;
2465		2553
2466	return unless $self->contr->active;	2554	return unless $self->contr->active;
2467	$self->activate_recursive;
2468		2555
2469	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2556	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2470	$self->enter_map ($map, $x, $y);	2557	$self->enter_map ($map, $x, $y);
		2558
		2559	# only activate afterwards, to support waiting in hooks
		2560	$self->activate_recursive;
2471	}	2561	}
2472		2562
2473	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2563	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2474		2564
2475	Moves the player to the given map-path and coordinates by first freezing	2565	Moves the player to the given map-path and coordinates by first freezing
2476	her, loading and preparing them map, calling the provided $check callback	2566	her, loading and preparing them map, calling the provided $check callback
2477	that has to return the map if sucecssful, and then unfreezes the player on	2567	that has to return the map if sucecssful, and then unfreezes the player on
2478	the new (success) or old (failed) map position. In either case, $done will	2568	the new (success) or old (failed) map position. In either case, $done will
2479	be called at the end of this process.	2569	be called at the end of this process.
		2570
		2571	Note that $check will be called with a potentially non-loaded map, so if
		2572	it needs a loaded map it has to call C<< ->load >>.
2480		2573
2481	=cut	2574	=cut
2482		2575
2483	our $GOTOGEN;	2576	our $GOTOGEN;
2484		2577
…		…
2563	}	2656	}
2564		2657
2565	sub prepare_random_map {	2658	sub prepare_random_map {
2566	my ($exit) = @_;	2659	my ($exit) = @_;
2567		2660
2568	my $guard = cf::lock_acquire "exit_prepare:$exit";
2569
2570	# all this does is basically replace the /! path by	2661	# all this does is basically replace the /! path by
2571	# a new random map path (?random/...) with a seed	2662	# a new random map path (?random/...) with a seed
2572	# that depends on the exit object	2663	# that depends on the exit object
2573		2664
2574	my $rmp = parse_random_map_params $exit->msg;	2665	my $rmp = parse_random_map_params $exit->msg;
…		…
2576	if ($exit->map) {	2667	if ($exit->map) {
2577	$rmp->{region} = $exit->region->name;	2668	$rmp->{region} = $exit->region->name;
2578	$rmp->{origin_map} = $exit->map->path;	2669	$rmp->{origin_map} = $exit->map->path;
2579	$rmp->{origin_x} = $exit->x;	2670	$rmp->{origin_x} = $exit->x;
2580	$rmp->{origin_y} = $exit->y;	2671	$rmp->{origin_y} = $exit->y;
		2672
		2673	$exit->map->touch;
2581	}	2674	}
2582		2675
2583	$rmp->{random_seed} ||= $exit->random_seed;	2676	$rmp->{random_seed} ||= $exit->random_seed;
2584		2677
2585	my $data = cf::to_json $rmp;	2678	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2586	my $md5 = Digest::MD5::md5_hex $data;	2679	my $md5 = Digest::MD5::md5_hex $data;
2587	my $meta = "$RANDOMDIR/$md5.meta";	2680	my $meta = "$RANDOMDIR/$md5.meta";
2588		2681
2589	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2682	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2590	aio_write $fh, 0, (length $data), $data, 0;	2683	aio_write $fh, 0, (length $data), $data, 0;
2591	undef $fh;	2684	undef $fh;
2592	aio_rename "$meta~", $meta;	2685	aio_rename "$meta~", $meta;
2593		2686
		2687	my $slaying = "?random/$md5";
		2688
		2689	if ($exit->valid) {
2594	$exit->slaying ("?random/$md5");	2690	$exit->slaying ("?random/$md5");
2595	$exit->msg (undef);	2691	$exit->msg (undef);
		2692	}
2596	}	2693	}
2597	}	2694	}
2598		2695
2599	sub cf::object::player::enter_exit {	2696	sub cf::object::player::enter_exit {
2600	my ($self, $exit) = @_;	2697	my ($self, $exit) = @_;
2601		2698
2602	return unless $self->type == cf::PLAYER;	2699	return unless $self->type == cf::PLAYER;
2603		2700
2604	if ($exit->slaying eq "/!") {
2605	#TODO: this should de-fi-ni-te-ly not be a sync-job
2606	# the problem is that $exit might not survive long enough
2607	# so it needs to be done right now, right here
2608	cf::sync_job { prepare_random_map $exit };
2609	}
2610
2611	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2612	my $hp = $exit->stats->hp;
2613	my $sp = $exit->stats->sp;
2614
2615	$self->enter_link;	2701	$self->enter_link;
2616		2702
2617	# if exit is damned, update players death & WoR home-position
2618	$self->contr->savebed ($slaying, $hp, $sp)
2619	if $exit->flag (FLAG_DAMNED);
2620
2621	(async {	2703	(async {
2622	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2704	$Coro::current->{desc} = "enter_exit";
2623		2705
2624	$self->deactivate_recursive; # just to be sure
2625	unless (eval {	2706	unless (eval {
		2707	$self->deactivate_recursive; # just to be sure
		2708
		2709	# random map handling
		2710	{
		2711	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2712
		2713	prepare_random_map $exit
		2714	if $exit->slaying eq "/!";
		2715	}
		2716
		2717	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2718	my $x = $exit->stats->hp;
		2719	my $y = $exit->stats->sp;
		2720
2626	$self->goto ($slaying, $hp, $sp);	2721	$self->goto ($map, $x, $y);
2627		2722
		2723	# if exit is damned, update players death & WoR home-position
		2724	$self->contr->savebed ($map, $x, $y)
		2725	if $exit->flag (cf::FLAG_DAMNED);
		2726
2628	1;	2727	1
2629	}) {	2728	}) {
2630	$self->message ("Something went wrong deep within the crossfire server. "	2729	$self->message ("Something went wrong deep within the deliantra server. "
2631	. "I'll try to bring you back to the map you were before. "	2730	. "I'll try to bring you back to the map you were before. "
2632	. "Please report this to the dungeon master!",	2731	. "Please report this to the dungeon master!",
2633	cf::NDI_UNIQUE | cf::NDI_RED);	2732	cf::NDI_UNIQUE | cf::NDI_RED);
2634		2733
2635	warn "ERROR in enter_exit: $@";	2734	warn "ERROR in enter_exit: $@";
…		…
2663	the message, with C<log> being the default. If C<$color> is negative, suppress	2762	the message, with C<log> being the default. If C<$color> is negative, suppress
2664	the message unless the client supports the msg packet.	2763	the message unless the client supports the msg packet.
2665		2764
2666	=cut	2765	=cut
2667		2766
		2767	# non-persistent channels (usually the info channel)
2668	our %CHANNEL = (	2768	our %CHANNEL = (
2669	"c/identify" => {	2769	"c/identify" => {
2670	id => "infobox",	2770	id => "infobox",
2671	title => "Identify",	2771	title => "Identify",
2672	reply => undef,	2772	reply => undef,
…		…
2676	id => "infobox",	2776	id => "infobox",
2677	title => "Examine",	2777	title => "Examine",
2678	reply => undef,	2778	reply => undef,
2679	tooltip => "Signs and other items you examined",	2779	tooltip => "Signs and other items you examined",
2680	},	2780	},
		2781	"c/book" => {
		2782	id => "infobox",
		2783	title => "Book",
		2784	reply => undef,
		2785	tooltip => "The contents of a note or book",
		2786	},
2681	"c/lookat" => {	2787	"c/lookat" => {
2682	id => "infobox",	2788	id => "infobox",
2683	title => "Look",	2789	title => "Look",
2684	reply => undef,	2790	reply => undef,
2685	tooltip => "What you saw there",	2791	tooltip => "What you saw there",
2686	},	2792	},
		2793	"c/who" => {
		2794	id => "infobox",
		2795	title => "Players",
		2796	reply => undef,
		2797	tooltip => "Shows players who are currently online",
		2798	},
		2799	"c/body" => {
		2800	id => "infobox",
		2801	title => "Body Parts",
		2802	reply => undef,
		2803	tooltip => "Shows which body parts you posess and are available",
		2804	},
		2805	"c/statistics" => {
		2806	id => "infobox",
		2807	title => "Statistics",
		2808	reply => undef,
		2809	tooltip => "Shows your primary statistics",
		2810	},
		2811	"c/skills" => {
		2812	id => "infobox",
		2813	title => "Skills",
		2814	reply => undef,
		2815	tooltip => "Shows your experience per skill and item power",
		2816	},
		2817	"c/shopitems" => {
		2818	id => "infobox",
		2819	title => "Shop Items",
		2820	reply => undef,
		2821	tooltip => "Shows the items currently for sale in this shop",
		2822	},
		2823	"c/resistances" => {
		2824	id => "infobox",
		2825	title => "Resistances",
		2826	reply => undef,
		2827	tooltip => "Shows your resistances",
		2828	},
		2829	"c/pets" => {
		2830	id => "infobox",
		2831	title => "Pets",
		2832	reply => undef,
		2833	tooltip => "Shows information abotu your pets/a specific pet",
		2834	},
		2835	"c/perceiveself" => {
		2836	id => "infobox",
		2837	title => "Perceive Self",
		2838	reply => undef,
		2839	tooltip => "You gained detailed knowledge about yourself",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	"c/death" => {
		2860	id => "death",
		2861	title => "Death",
		2862	reply => undef,
		2863	tooltip => "Reason for and more info about your most recent death",
		2864	},
		2865	"c/say" => $SAY_CHANNEL,
		2866	"c/chat" => $CHAT_CHANNEL,
2687	);	2867	);
2688		2868
2689	sub cf::client::send_msg {	2869	sub cf::client::send_msg {
2690	my ($self, $channel, $msg, $color, @extra) = @_;	2870	my ($self, $channel, $msg, $color, @extra) = @_;
2691		2871
2692	$msg = $self->pl->expand_cfpod ($msg);	2872	$msg = $self->pl->expand_cfpod ($msg)
		2873	unless $color & cf::NDI_VERBATIM;
2693		2874
2694	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2695		2876
2696	# check predefined channels, for the benefit of C	2877	# check predefined channels, for the benefit of C
2697	if ($CHANNEL{$channel}) {	2878	if ($CHANNEL{$channel}) {
2698	$channel = $CHANNEL{$channel};	2879	$channel = $CHANNEL{$channel};
2699		2880
2700	$self->ext_msg (channel_info => $channel)	2881	$self->ext_msg (channel_info => $channel);
2701	if $self->can_msg;
2702
2703	$channel = $channel->{id};	2882	$channel = $channel->{id};
2704		2883
2705	} elsif (ref $channel) {	2884	} elsif (ref $channel) {
2706	# send meta info to client, if not yet sent	2885	# send meta info to client, if not yet sent
2707	unless (exists $self->{channel}{$channel->{id}}) {	2886	unless (exists $self->{channel}{$channel->{id}}) {
2708	$self->{channel}{$channel->{id}} = $channel;	2887	$self->{channel}{$channel->{id}} = $channel;
2709	$self->ext_msg (channel_info => $channel)	2888	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711	}	2889	}
2712		2890
2713	$channel = $channel->{id};	2891	$channel = $channel->{id};
2714	}	2892	}
2715		2893
2716	return unless @extra || length $msg;	2894	return unless @extra || length $msg;
2717		2895
2718	if ($self->can_msg) {
2719	# default colour, mask it out	2896	# default colour, mask it out
2720	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2897	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2721	if $color & cf::NDI_DEF;	2898	if $color & cf::NDI_DEF;
2722		2899
2723	$self->send_packet ("msg " . $self->{json_coder}->encode (	2900	my $pkt = "msg "
		2901	. $self->{json_coder}->encode (
2724	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2725	} else {	2903	);
2726	if ($color >= 0) {
2727	# replace some tags by gcfclient-compatible ones
2728	for ($msg) {
2729	1 while
2730	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2731	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2732	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2733	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2734	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2735	}
2736		2904
2737	$color &= cf::NDI_COLOR_MASK;	2905	# try lzf for large packets
		2906	$pkt = "lzf " . Compress::LZF::compress $pkt
		2907	if 1024 <= length $pkt and $self->{can_lzf};
2738		2908
2739	utf8::encode $msg;	2909	# split very large packets
2740		2910	if (8192 < length $pkt and $self->{can_lzf}) {
2741	if (0 && $msg =~ /\[/) {	2911	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2742	# COMMAND/INFO	2912	$pkt = "frag";
2743	$self->send_packet ("drawextinfo $color 10 8 $msg")
2744	} else {
2745	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2746	$self->send_packet ("drawinfo $color $msg")
2747	}
2748	}
2749	}	2913	}
		2914
		2915	$self->send_packet ($pkt);
2750	}	2916	}
2751		2917
2752	=item $client->ext_msg ($type, @msg)	2918	=item $client->ext_msg ($type, @msg)
2753		2919
2754	Sends an ext event to the client.	2920	Sends an ext event to the client.
…		…
2928		3094
2929	The following functions and methods are available within a safe environment:	3095	The following functions and methods are available within a safe environment:
2930		3096
2931	cf::object	3097	cf::object
2932	contr pay_amount pay_player map x y force_find force_add destroy	3098	contr pay_amount pay_player map x y force_find force_add destroy
2933	insert remove name archname title slaying race decrease_ob_nr	3099	insert remove name archname title slaying race decrease split
		3100	value
2934		3101
2935	cf::object::player	3102	cf::object::player
2936	player	3103	player
2937		3104
2938	cf::player	3105	cf::player
…		…
2943		3110
2944	=cut	3111	=cut
2945		3112
2946	for (	3113	for (
2947	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3114	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2948	insert remove inv name archname title slaying race	3115	insert remove inv nrof name archname title slaying race
2949	decrease_ob_nr destroy)],	3116	decrease split destroy change_exp value msg lore send_msg)],
2950	["cf::object::player" => qw(player)],	3117	["cf::object::player" => qw(player)],
2951	["cf::player" => qw(peaceful)],	3118	["cf::player" => qw(peaceful send_msg)],
2952	["cf::map" => qw(trigger)],	3119	["cf::map" => qw(trigger)],
2953	) {	3120	) {
2954	no strict 'refs';	3121	no strict 'refs';
2955	my ($pkg, @funs) = @$_;	3122	my ($pkg, @funs) = @$_;
2956	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3123	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2973	my ($code, %vars) = @_;	3140	my ($code, %vars) = @_;
2974		3141
2975	my $qcode = $code;	3142	my $qcode = $code;
2976	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3143	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2977	$qcode =~ s/\n/\\n/g;	3144	$qcode =~ s/\n/\\n/g;
		3145
		3146	%vars = (_dummy => 0) unless %vars;
2978		3147
2979	local $_;	3148	local $_;
2980	local @safe::cf::_safe_eval_args = values %vars;	3149	local @safe::cf::_safe_eval_args = values %vars;
2981		3150
2982	my $eval =	3151	my $eval =
…		…
3059	{	3228	{
3060	my $faces = $facedata->{faceinfo};	3229	my $faces = $facedata->{faceinfo};
3061		3230
3062	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
3063	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3232	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3233
3064	cf::face::set_visibility $idx, $info->{visibility};	3234	cf::face::set_visibility $idx, $info->{visibility};
3065	cf::face::set_magicmap $idx, $info->{magicmap};	3235	cf::face::set_magicmap $idx, $info->{magicmap};
3066	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3236	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3067	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3237	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3068		3238
3069	cf::cede_to_tick;	3239	cf::cede_to_tick;
3070	}	3240	}
3071		3241
3072	while (my ($face, $info) = each %$faces) {	3242	while (my ($face, $info) = each %$faces) {
3073	next unless $info->{smooth};	3243	next unless $info->{smooth};
		3244
3074	my $idx = cf::face::find $face	3245	my $idx = cf::face::find $face
3075	or next;	3246	or next;
		3247
3076	if (my $smooth = cf::face::find $info->{smooth}) {	3248	if (my $smooth = cf::face::find $info->{smooth}) {
3077	cf::face::set_smooth $idx, $smooth;	3249	cf::face::set_smooth $idx, $smooth;
3078	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3250	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3079	} else {	3251	} else {
3080	warn "smooth face '$info->{smooth}' not found for face '$face'";	3252	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3098	{	3270	{
3099	# TODO: for gcfclient pleasure, we should give resources	3271	# TODO: for gcfclient pleasure, we should give resources
3100	# that gcfclient doesn't grok a >10000 face index.	3272	# that gcfclient doesn't grok a >10000 face index.
3101	my $res = $facedata->{resource};	3273	my $res = $facedata->{resource};
3102		3274
3103	my $soundconf = delete $res->{"res/sound.conf"};
3104
3105	while (my ($name, $info) = each %$res) {	3275	while (my ($name, $info) = each %$res) {
		3276	if (defined $info->{type}) {
3106	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3277	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3107	my $data;	3278	my $data;
3108		3279
3109	if ($info->{type} & 1) {	3280	if ($info->{type} & 1) {
3110	# prepend meta info	3281	# prepend meta info
3111		3282
3112	my $meta = $enc->encode ({	3283	my $meta = $enc->encode ({
3113	name => $name,	3284	name => $name,
3114	%{ $info->{meta} || {} },	3285	%{ $info->{meta} || {} },
3115	});	3286	});
3116		3287
3117	$data = pack "(w/a*)*", $meta, $info->{data};	3288	$data = pack "(w/a*)*", $meta, $info->{data};
		3289	} else {
		3290	$data = $info->{data};
		3291	}
		3292
		3293	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3294	cf::face::set_type $idx, $info->{type};
3118	} else {	3295	} else {
3119	$data = $info->{data};	3296	$RESOURCE{$name} = $info;
3120	}	3297	}
3121		3298
3122	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3123	cf::face::set_type $idx, $info->{type};
3124
3125	cf::cede_to_tick;	3299	cf::cede_to_tick;
3126	}	3300	}
3127
3128	if ($soundconf) {
3129	$soundconf = $enc->decode (delete $soundconf->{data});
3130
3131	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3132	my $sound = $soundconf->{compat}[$_]
3133	or next;
3134
3135	my $face = cf::face::find "sound/$sound->[1]";
3136	cf::sound::set $sound->[0] => $face;
3137	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3138	}
3139
3140	while (my ($k, $v) = each %{$soundconf->{event}}) {
3141	my $face = cf::face::find "sound/$v";
3142	cf::sound::set $k => $face;
3143	}
3144	}
3145	}	3301	}
		3302
		3303	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3146		3304
3147	1	3305	1
3148	}	3306	}
		3307
		3308	cf::global->attach (on_resource_update => sub {
		3309	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3310	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3311
		3312	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3313	my $sound = $soundconf->{compat}[$_]
		3314	or next;
		3315
		3316	my $face = cf::face::find "sound/$sound->[1]";
		3317	cf::sound::set $sound->[0] => $face;
		3318	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3319	}
		3320
		3321	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3322	my $face = cf::face::find "sound/$v";
		3323	cf::sound::set $k => $face;
		3324	}
		3325	}
		3326	});
3149		3327
3150	register_exticmd fx_want => sub {	3328	register_exticmd fx_want => sub {
3151	my ($ns, $want) = @_;	3329	my ($ns, $want) = @_;
3152		3330
3153	while (my ($k, $v) = each %$want) {	3331	while (my ($k, $v) = each %$want) {
3154	$ns->fx_want ($k, $v);	3332	$ns->fx_want ($k, $v);
3155	}	3333	}
3156	};	3334	};
		3335
		3336	sub load_resource_file($) {
		3337	my $guard = lock_acquire "load_resource_file";
		3338
		3339	my $status = load_resource_file_ $_[0];
		3340	get_slot 0.1, 100;
		3341	cf::arch::commit_load;
		3342
		3343	$status
		3344	}
3157		3345
3158	sub reload_regions {	3346	sub reload_regions {
3159	# HACK to clear player env face cache, we need some signal framework	3347	# HACK to clear player env face cache, we need some signal framework
3160	# for this (global event?)	3348	# for this (global event?)
3161	%ext::player_env::MUSIC_FACE_CACHE = ();	3349	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3175	}	3363	}
3176		3364
3177	sub reload_archetypes {	3365	sub reload_archetypes {
3178	load_resource_file "$DATADIR/archetypes"	3366	load_resource_file "$DATADIR/archetypes"
3179	or die "unable to load archetypes\n";	3367	or die "unable to load archetypes\n";
3180	#d# NEED to laod twice to resolve forward references
3181	# this really needs to be done in an extra post-pass
3182	# (which needs to be synchronous, so solve it differently)
3183	load_resource_file "$DATADIR/archetypes"
3184	or die "unable to load archetypes\n";
3185	}	3368	}
3186		3369
3187	sub reload_treasures {	3370	sub reload_treasures {
3188	load_resource_file "$DATADIR/treasures"	3371	load_resource_file "$DATADIR/treasures"
3189	or die "unable to load treasurelists\n";	3372	or die "unable to load treasurelists\n";
3190	}	3373	}
3191		3374
3192	sub reload_resources {	3375	sub reload_resources {
3193	warn "reloading resource files...\n";	3376	warn "reloading resource files...\n";
3194		3377
		3378	reload_facedata;
		3379	reload_archetypes;
3195	reload_regions;	3380	reload_regions;
3196	reload_facedata;
3197	#reload_archetypes;#d#
3198	reload_archetypes;
3199	reload_treasures;	3381	reload_treasures;
3200		3382
3201	warn "finished reloading resource files\n";	3383	warn "finished reloading resource files\n";
3202	}
3203
3204	sub init {
3205	reload_resources;
3206	}	3384	}
3207		3385
3208	sub reload_config {	3386	sub reload_config {
3209	open my $fh, "<:utf8", "$CONFDIR/config"	3387	open my $fh, "<:utf8", "$CONFDIR/config"
3210	or return;	3388	or return;
3211		3389
3212	local $/;	3390	local $/;
3213	*CFG = YAML::Syck::Load <$fh>;	3391	*CFG = YAML::Load <$fh>;
3214		3392
3215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3393	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3216		3394
3217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3395	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3396	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3224	};	3402	};
3225	warn $@ if $@;	3403	warn $@ if $@;
3226	}	3404	}
3227	}	3405	}
3228		3406
		3407	sub pidfile() {
		3408	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3409	or die "$PIDFILE: $!";
		3410	flock $fh, &Fcntl::LOCK_EX
		3411	or die "$PIDFILE: flock: $!";
		3412	$fh
		3413	}
		3414
		3415	# make sure only one server instance is running at any one time
		3416	sub atomic {
		3417	my $fh = pidfile;
		3418
		3419	my $pid = <$fh>;
		3420	kill 9, $pid if $pid > 0;
		3421
		3422	seek $fh, 0, 0;
		3423	print $fh $$;
		3424	}
		3425
		3426	sub main_loop {
		3427	warn "EV::loop starting\n";
		3428	if (1) {
		3429	EV::loop;
		3430	}
		3431	warn "EV::loop returned\n";
		3432	goto &main_loop unless $REALLY_UNLOOP;
		3433	}
		3434
3229	sub main {	3435	sub main {
		3436	cf::init_globals; # initialise logging
		3437
		3438	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3439	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3440	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3441	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3442
		3443	cf::init_experience;
		3444	cf::init_anim;
		3445	cf::init_attackmess;
		3446	cf::init_dynamic;
		3447
		3448	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3449
3230	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
3231	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
3232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3233	(async {	3453	(async {
3234	$Coro::current->{desc} = "IDLE BUG HANDLER";	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
3235	Event::one_event;	3455	EV::loop EV::LOOP_ONESHOT;
3236	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
3237	};	3457	};
3238		3458
		3459	evthread_start IO::AIO::poll_fileno;
		3460
		3461	cf::sync_job {
		3462	reload_resources;
3239	reload_config;	3463	reload_config;
3240	db_init;	3464	db_init;
		3465
		3466	cf::load_settings;
		3467	cf::load_materials;
		3468	cf::init_uuid;
		3469	cf::init_signals;
		3470	cf::init_commands;
		3471	cf::init_skills;
		3472
		3473	cf::init_beforeplay;
		3474
		3475	atomic;
		3476
3241	load_extensions;	3477	load_extensions;
3242		3478
3243	$TICK_WATCHER->start;	3479	utime time, time, $RUNTIMEFILE;
3244	Event::loop;	3480
		3481	# no (long-running) fork's whatsoever before this point(!)
		3482	use POSIX ();
		3483	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3484
		3485	(pop @POST_INIT)->(0) while @POST_INIT;
		3486	};
		3487
		3488	main_loop;
3245	}	3489	}
3246		3490
3247	#############################################################################	3491	#############################################################################
3248	# initialisation and cleanup	3492	# initialisation and cleanup
3249		3493
3250	# install some emergency cleanup handlers	3494	# install some emergency cleanup handlers
3251	BEGIN {	3495	BEGIN {
		3496	our %SIGWATCHER = ();
3252	for my $signal (qw(INT HUP TERM)) {	3497	for my $signal (qw(INT HUP TERM)) {
3253	Event->signal (	3498	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3254	reentrant => 0,
3255	data => WF_AUTOCANCEL,
3256	signal => $signal,
3257	prio => 0,
3258	cb => sub {
3259	cf::cleanup "SIG$signal";	3499	cf::cleanup "SIG$signal";
3260	},
3261	);	3500	};
3262	}	3501	}
3263	}	3502	}
3264		3503
3265	sub write_runtime {	3504	sub write_runtime_sync {
3266	my $runtime = "$LOCALDIR/runtime";
3267
3268	# first touch the runtime file to show we are still running:	3505	# first touch the runtime file to show we are still running:
3269	# the fsync below can take a very very long time.	3506	# the fsync below can take a very very long time.
3270		3507
3271	IO::AIO::aio_utime $runtime, undef, undef;	3508	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3272		3509
3273	my $guard = cf::lock_acquire "write_runtime";	3510	my $guard = cf::lock_acquire "write_runtime";
3274		3511
3275	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3512	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3276	or return;	3513	or return;
3277		3514
3278	my $value = $cf::RUNTIME + 90 + 10;	3515	my $value = $cf::RUNTIME + 90 + 10;
3279	# 10 is the runtime save interval, for a monotonic clock	3516	# 10 is the runtime save interval, for a monotonic clock
3280	# 60 allows for the watchdog to kill the server.	3517	# 60 allows for the watchdog to kill the server.
…		…
3290	aio_utime $fh, undef, undef;	3527	aio_utime $fh, undef, undef;
3291		3528
3292	close $fh	3529	close $fh
3293	or return;	3530	or return;
3294		3531
3295	aio_rename "$runtime~", $runtime	3532	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3296	and return;	3533	and return;
3297		3534
3298	warn "runtime file written.\n";	3535	warn "runtime file written.\n";
3299		3536
3300	1	3537	1
		3538	}
		3539
		3540	our $uuid_lock;
		3541	our $uuid_skip;
		3542
		3543	sub write_uuid_sync($) {
		3544	$uuid_skip ||= $_[0];
		3545
		3546	return if $uuid_lock;
		3547	local $uuid_lock = 1;
		3548
		3549	my $uuid = "$LOCALDIR/uuid";
		3550
		3551	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3552	or return;
		3553
		3554	my $value = uuid_seq uuid_cur;
		3555
		3556	unless ($value) {
		3557	warn "cowardly refusing to write zero uuid value!\n";
		3558	return;
		3559	}
		3560
		3561	my $value = uuid_str $value + $uuid_skip;
		3562	$uuid_skip = 0;
		3563
		3564	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3565	and return;
		3566
		3567	# always fsync - this file is important
		3568	aio_fsync $fh
		3569	and return;
		3570
		3571	close $fh
		3572	or return;
		3573
		3574	aio_rename "$uuid~", $uuid
		3575	and return;
		3576
		3577	warn "uuid file written ($value).\n";
		3578
		3579	1
		3580
		3581	}
		3582
		3583	sub write_uuid($$) {
		3584	my ($skip, $sync) = @_;
		3585
		3586	$sync ? write_uuid_sync $skip
		3587	: async { write_uuid_sync $skip };
3301	}	3588	}
3302		3589
3303	sub emergency_save() {	3590	sub emergency_save() {
3304	my $freeze_guard = cf::freeze_mainloop;	3591	my $freeze_guard = cf::freeze_mainloop;
3305		3592
3306	warn "enter emergency perl save\n";	3593	warn "emergency_perl_save: enter\n";
3307		3594
3308	cf::sync_job {	3595	cf::sync_job {
		3596	# this is a trade-off: we want to be very quick here, so
		3597	# save all maps without fsync, and later call a global sync
		3598	# (which in turn might be very very slow)
		3599	local $USE_FSYNC = 0;
		3600
3309	# use a peculiar iteration method to avoid tripping on perl	3601	# use a peculiar iteration method to avoid tripping on perl
3310	# refcount bugs in for. also avoids problems with players	3602	# refcount bugs in for. also avoids problems with players
3311	# and maps saved/destroyed asynchronously.	3603	# and maps saved/destroyed asynchronously.
3312	warn "begin emergency player save\n";	3604	warn "emergency_perl_save: begin player save\n";
3313	for my $login (keys %cf::PLAYER) {	3605	for my $login (keys %cf::PLAYER) {
3314	my $pl = $cf::PLAYER{$login} or next;	3606	my $pl = $cf::PLAYER{$login} or next;
3315	$pl->valid or next;	3607	$pl->valid or next;
3316	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3608	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3317	$pl->save;	3609	$pl->save;
3318	}	3610	}
3319	warn "end emergency player save\n";	3611	warn "emergency_perl_save: end player save\n";
3320		3612
3321	warn "begin emergency map save\n";	3613	warn "emergency_perl_save: begin map save\n";
3322	for my $path (keys %cf::MAP) {	3614	for my $path (keys %cf::MAP) {
3323	my $map = $cf::MAP{$path} or next;	3615	my $map = $cf::MAP{$path} or next;
3324	$map->valid or next;	3616	$map->valid or next;
3325	$map->save;	3617	$map->save;
3326	}	3618	}
3327	warn "end emergency map save\n";	3619	warn "emergency_perl_save: end map save\n";
3328		3620
3329	warn "begin emergency database checkpoint\n";	3621	warn "emergency_perl_save: begin database checkpoint\n";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3331	warn "end emergency database checkpoint\n";	3623	warn "emergency_perl_save: end database checkpoint\n";
		3624
		3625	warn "emergency_perl_save: begin write uuid\n";
		3626	write_uuid_sync 1;
		3627	warn "emergency_perl_save: end write uuid\n";
3332	};	3628	};
3333		3629
		3630	warn "emergency_perl_save: starting sync()\n";
		3631	IO::AIO::aio_sync sub {
		3632	warn "emergency_perl_save: finished sync()\n";
		3633	};
		3634
3334	warn "leave emergency perl save\n";	3635	warn "emergency_perl_save: leave\n";
3335	}	3636	}
3336		3637
3337	sub post_cleanup {	3638	sub post_cleanup {
3338	my ($make_core) = @_;	3639	my ($make_core) = @_;
3339		3640
3340	warn Carp::longmess "post_cleanup backtrace"	3641	warn Carp::longmess "post_cleanup backtrace"
3341	if $make_core;	3642	if $make_core;
		3643
		3644	my $fh = pidfile;
		3645	unlink $PIDFILE if <$fh> == $$;
		3646	}
		3647
		3648	# a safer delete_package, copied from Symbol
		3649	sub clear_package($) {
		3650	my $pkg = shift;
		3651
		3652	# expand to full symbol table name if needed
		3653	unless ($pkg =~ /^main::.*::$/) {
		3654	$pkg = "main$pkg" if $pkg =~ /^::/;
		3655	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3656	$pkg .= '::' unless $pkg =~ /::$/;
		3657	}
		3658
		3659	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3660	my $stem_symtab = *{$stem}{HASH};
		3661
		3662	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3663	or return;
		3664
		3665	# clear all symbols
		3666	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3667	for my $name (keys %$leaf_symtab) {
		3668	_gv_clear *{"$pkg$name"};
		3669	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3670	}
		3671	warn "cleared package $pkg\n";#d#
3342	}	3672	}
3343		3673
3344	sub do_reload_perl() {	3674	sub do_reload_perl() {
3345	# can/must only be called in main	3675	# can/must only be called in main
3346	if ($Coro::current != $Coro::main) {	3676	if ($Coro::current != $Coro::main) {
3347	warn "can only reload from main coroutine";	3677	warn "can only reload from main coroutine";
3348	return;	3678	return;
3349	}	3679	}
3350		3680
		3681	return if $RELOAD++;
		3682
		3683	my $t1 = EV::time;
		3684
		3685	while ($RELOAD) {
3351	warn "reloading...";	3686	warn "reloading...";
3352		3687
3353	warn "entering sync_job";	3688	warn "entering sync_job";
3354		3689
3355	cf::sync_job {	3690	cf::sync_job {
3356	cf::write_runtime; # external watchdog should not bark	3691	cf::write_runtime_sync; # external watchdog should not bark
3357	cf::emergency_save;	3692	cf::emergency_save;
3358	cf::write_runtime; # external watchdog should not bark	3693	cf::write_runtime_sync; # external watchdog should not bark
3359		3694
3360	warn "syncing database to disk";	3695	warn "syncing database to disk";
3361	BDB::db_env_txn_checkpoint $DB_ENV;	3696	BDB::db_env_txn_checkpoint $DB_ENV;
3362		3697
3363	# if anything goes wrong in here, we should simply crash as we already saved	3698	# if anything goes wrong in here, we should simply crash as we already saved
3364		3699
3365	warn "cancelling all WF_AUTOCANCEL watchers";
3366	for (Event::all_watchers) {
3367	$_->cancel if $_->data & WF_AUTOCANCEL;
3368	}
3369
3370	warn "flushing outstanding aio requests";	3700	warn "flushing outstanding aio requests";
3371	for (;;) {
3372	BDB::flush;
3373	IO::AIO::flush;
3374	Coro::cede;
3375	last unless IO::AIO::nreqs || BDB::nreqs;	3701	while (IO::AIO::nreqs || BDB::nreqs) {
3376	warn "iterate...";	3702	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3377	}
3378
3379	++$RELOAD;
3380
3381	warn "cancelling all extension coros";
3382	$_->cancel for values %EXT_CORO;
3383	%EXT_CORO = ();
3384
3385	warn "removing commands";
3386	%COMMAND = ();
3387
3388	warn "removing ext/exti commands";
3389	%EXTCMD = ();
3390	%EXTICMD = ();
3391
3392	warn "unloading/nuking all extensions";
3393	for my $pkg (@EXTS) {
3394	warn "... unloading $pkg";
3395
3396	if (my $cb = $pkg->can ("unload")) {
3397	eval {
3398	$cb->($pkg);
3399	1
3400	} or warn "$pkg unloaded, but with errors: $@";
3401	}	3703	}
3402		3704
3403	warn "... nuking $pkg";	3705	warn "cancelling all extension coros";
3404	Symbol::delete_package $pkg;	3706	$_->cancel for values %EXT_CORO;
3405	}	3707	%EXT_CORO = ();
3406		3708
3407	warn "unloading all perl modules loaded from $LIBDIR";	3709	warn "removing commands";
3408	while (my ($k, $v) = each %INC) {	3710	%COMMAND = ();
3409	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3410		3711
		3712	warn "removing ext/exti commands";
		3713	%EXTCMD = ();
		3714	%EXTICMD = ();
		3715
		3716	warn "unloading/nuking all extensions";
		3717	for my $pkg (@EXTS) {
3411	warn "... unloading $k";	3718	warn "... unloading $pkg";
3412	delete $INC{$k};
3413		3719
3414	$k =~ s/\.pm$//;
3415	$k =~ s/\//::/g;
3416
3417	if (my $cb = $k->can ("unload_module")) {	3720	if (my $cb = $pkg->can ("unload")) {
		3721	eval {
3418	$cb->();	3722	$cb->($pkg);
		3723	1
		3724	} or warn "$pkg unloaded, but with errors: $@";
		3725	}
		3726
		3727	warn "... clearing $pkg";
		3728	clear_package $pkg;
3419	}	3729	}
3420		3730
3421	Symbol::delete_package $k;	3731	warn "unloading all perl modules loaded from $LIBDIR";
		3732	while (my ($k, $v) = each %INC) {
		3733	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3734
		3735	warn "... unloading $k";
		3736	delete $INC{$k};
		3737
		3738	$k =~ s/\.pm$//;
		3739	$k =~ s/\//::/g;
		3740
		3741	if (my $cb = $k->can ("unload_module")) {
		3742	$cb->();
		3743	}
		3744
		3745	clear_package $k;
3422	}	3746	}
3423		3747
3424	warn "getting rid of safe::, as good as possible";	3748	warn "getting rid of safe::, as good as possible";
3425	Symbol::delete_package "safe::$_"	3749	clear_package "safe::$_"
3426	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3750	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3427		3751
3428	warn "unloading cf.pm \"a bit\"";	3752	warn "unloading cf.pm \"a bit\"";
3429	delete $INC{"cf.pm"};	3753	delete $INC{"cf.pm"};
3430	delete $INC{"cf/pod.pm"};	3754	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3431		3755
3432	# don't, removes xs symbols, too,	3756	# don't, removes xs symbols, too,
3433	# and global variables created in xs	3757	# and global variables created in xs
3434	#Symbol::delete_package __PACKAGE__;	3758	#clear_package __PACKAGE__;
3435		3759
3436	warn "unload completed, starting to reload now";	3760	warn "unload completed, starting to reload now";
3437		3761
3438	warn "reloading cf.pm";	3762	warn "reloading cf.pm";
3439	require cf;	3763	require cf;
3440	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3764	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3441		3765
3442	warn "loading config and database again";	3766	warn "loading config and database again";
3443	cf::reload_config;	3767	cf::reload_config;
3444		3768
3445	warn "loading extensions";	3769	warn "loading extensions";
3446	cf::load_extensions;	3770	cf::load_extensions;
3447		3771
		3772	if ($REATTACH_ON_RELOAD) {
3448	warn "reattaching attachments to objects/players";	3773	warn "reattaching attachments to objects/players";
3449	_global_reattach; # objects, sockets	3774	_global_reattach; # objects, sockets
3450	warn "reattaching attachments to maps";	3775	warn "reattaching attachments to maps";
3451	reattach $_ for values %MAP;	3776	reattach $_ for values %MAP;
3452	warn "reattaching attachments to players";	3777	warn "reattaching attachments to players";
3453	reattach $_ for values %PLAYER;	3778	reattach $_ for values %PLAYER;
		3779	}
3454		3780
		3781	warn "running post_init jobs";
		3782	(pop @POST_INIT)->(1) while @POST_INIT;
		3783
3455	warn "leaving sync_job";	3784	warn "leaving sync_job";
3456		3785
3457	1	3786	1
3458	} or do {	3787	} or do {
3459	warn $@;	3788	warn $@;
3460	warn "error while reloading, exiting.";	3789	cf::cleanup "error while reloading, exiting.";
3461	exit 1;
3462	};	3790	};
3463		3791
3464	warn "reloaded";	3792	warn "reloaded";
		3793	--$RELOAD;
		3794	}
		3795
		3796	$t1 = EV::time - $t1;
		3797	warn "reload completed in ${t1}s\n";
3465	};	3798	};
3466		3799
3467	our $RELOAD_WATCHER; # used only during reload	3800	our $RELOAD_WATCHER; # used only during reload
3468		3801
3469	sub reload_perl() {	3802	sub reload_perl() {
3470	# doing reload synchronously and two reloads happen back-to-back,	3803	# doing reload synchronously and two reloads happen back-to-back,
3471	# coro crashes during coro_state_free->destroy here.	3804	# coro crashes during coro_state_free->destroy here.
3472		3805
3473	$RELOAD_WATCHER ||= Event->timer (	3806	$RELOAD_WATCHER ||= cf::async {
3474	reentrant => 0,	3807	Coro::AIO::aio_wait cache_extensions;
3475	after => 0,	3808
3476	data => WF_AUTOCANCEL,	3809	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3477	cb => sub {
3478	do_reload_perl;	3810	do_reload_perl;
3479	undef $RELOAD_WATCHER;	3811	undef $RELOAD_WATCHER;
3480	},	3812	};
3481	);	3813	};
3482	}	3814	}
3483		3815
3484	register_command "reload" => sub {	3816	register_command "reload" => sub {
3485	my ($who, $arg) = @_;	3817	my ($who, $arg) = @_;
3486		3818
…		…
3499		3831
3500	our @WAIT_FOR_TICK;	3832	our @WAIT_FOR_TICK;
3501	our @WAIT_FOR_TICK_BEGIN;	3833	our @WAIT_FOR_TICK_BEGIN;
3502		3834
3503	sub wait_for_tick {	3835	sub wait_for_tick {
3504	return unless $TICK_WATCHER->is_active;
3505	return if $Coro::current == $Coro::main;	3836	return if tick_inhibit || $Coro::current == $Coro::main;
3506		3837
3507	my $signal = new Coro::Signal;	3838	my $signal = new Coro::Signal;
3508	push @WAIT_FOR_TICK, $signal;	3839	push @WAIT_FOR_TICK, $signal;
3509	$signal->wait;	3840	$signal->wait;
3510	}	3841	}
3511		3842
3512	sub wait_for_tick_begin {	3843	sub wait_for_tick_begin {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3844	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3845
3516	my $signal = new Coro::Signal;	3846	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK_BEGIN, $signal;	3847	push @WAIT_FOR_TICK_BEGIN, $signal;
3518	$signal->wait;	3848	$signal->wait;
3519	}	3849	}
3520		3850
3521	$TICK_WATCHER = Event->timer (	3851	sub tick {
3522	reentrant => 0,
3523	parked => 1,
3524	prio => 0,
3525	at => $NEXT_TICK || $TICK,
3526	data => WF_AUTOCANCEL,
3527	cb => sub {
3528	if ($Coro::current != $Coro::main) {	3852	if ($Coro::current != $Coro::main) {
3529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3853	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3530	unless ++$bug_warning > 10;	3854	unless ++$bug_warning > 10;
3531	return;	3855	return;
3532	}	3856	}
3533		3857
3534	$NOW = $tick_start = Event::time;
3535
3536	cf::server_tick; # one server iteration	3858	cf::server_tick; # one server iteration
3537		3859
3538	$RUNTIME += $TICK;
3539	$NEXT_TICK += $TICK;
3540
3541	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3860	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3542	$NEXT_RUNTIME_WRITE = $NOW + 10;	3861	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3543	Coro::async_pool {	3862	Coro::async_pool {
3544	$Coro::current->{desc} = "runtime saver";	3863	$Coro::current->{desc} = "runtime saver";
3545	write_runtime	3864	write_runtime_sync
3546	or warn "ERROR: unable to write runtime file: $!";	3865	or warn "ERROR: unable to write runtime file: $!";
3547	};
3548	}	3866	};
		3867	}
3549		3868
3550	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3869	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3551	$sig->send;	3870	$sig->send;
3552	}	3871	}
3553	while (my $sig = shift @WAIT_FOR_TICK) {	3872	while (my $sig = shift @WAIT_FOR_TICK) {
3554	$sig->send;	3873	$sig->send;
3555	}	3874	}
3556		3875
3557	$NOW = Event::time;	3876	$LOAD = ($NOW - $TICK_START) / $TICK;
3558
3559	# if we are delayed by four ticks or more, skip them all
3560	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3561
3562	$TICK_WATCHER->at ($NEXT_TICK);
3563	$TICK_WATCHER->start;
3564
3565	$LOAD = ($NOW - $tick_start) / $TICK;
3566	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3877	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3567		3878
3568	_post_tick;	3879	if (0) {
		3880	if ($NEXT_TICK) {
		3881	my $jitter = $TICK_START - $NEXT_TICK;
		3882	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3883	warn "jitter $JITTER\n";#d#
		3884	}
3569	},	3885	}
3570	);	3886	}
3571		3887
3572	{	3888	{
		3889	# configure BDB
		3890
3573	BDB::min_parallel 8;	3891	BDB::min_parallel 8;
3574	BDB::max_poll_time $TICK * 0.1;	3892	BDB::max_poll_reqs $TICK * 0.1;
3575	$BDB_POLL_WATCHER = Event->io (	3893	$AnyEvent::BDB::WATCHER->priority (1);
3576	reentrant => 0,
3577	fd => BDB::poll_fileno,
3578	poll => 'r',
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => \&BDB::poll_cb,
3582	);
3583
3584	BDB::set_sync_prepare {
3585	my $status;
3586	my $current = $Coro::current;
3587	(
3588	sub {
3589	$status = $!;
3590	$current->ready; undef $current;
3591	},
3592	sub {
3593	Coro::schedule while defined $current;
3594	$! = $status;
3595	},
3596	)
3597	};
3598		3894
3599	unless ($DB_ENV) {	3895	unless ($DB_ENV) {
3600	$DB_ENV = BDB::db_env_create;	3896	$DB_ENV = BDB::db_env_create;
3601	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3897	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3602	| BDB::LOG_AUTOREMOVE, 1);	3898	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3899	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3603	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3900	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3604	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3901	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3605		3902
3606	cf::sync_job {	3903	cf::sync_job {
3607	eval {	3904	eval {
…		…
3617		3914
3618	cf::cleanup "db_env_open(db): $@" if $@;	3915	cf::cleanup "db_env_open(db): $@" if $@;
3619	};	3916	};
3620	}	3917	}
3621		3918
3622	$BDB_DEADLOCK_WATCHER = Event->timer (	3919	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3623	after => 3,
3624	interval => 1,
3625	hard => 1,
3626	prio => 0,
3627	data => WF_AUTOCANCEL,
3628	cb => sub {
3629	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3920	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3630	},
3631	);	3921	};
3632	$BDB_CHECKPOINT_WATCHER = Event->timer (	3922	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3633	after => 11,
3634	interval => 60,
3635	hard => 1,
3636	prio => 0,
3637	data => WF_AUTOCANCEL,
3638	cb => sub {
3639	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3923	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3640	},
3641	);	3924	};
3642	$BDB_TRICKLE_WATCHER = Event->timer (	3925	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3643	after => 5,
3644	interval => 10,
3645	hard => 1,
3646	prio => 0,
3647	data => WF_AUTOCANCEL,
3648	cb => sub {
3649	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3926	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3650	},
3651	);	3927	};
3652	}	3928	}
3653		3929
3654	{	3930	{
		3931	# configure IO::AIO
		3932
3655	IO::AIO::min_parallel 8;	3933	IO::AIO::min_parallel 8;
3656
3657	undef $Coro::AIO::WATCHER;
3658	IO::AIO::max_poll_time $TICK * 0.1;	3934	IO::AIO::max_poll_time $TICK * 0.1;
3659	$AIO_POLL_WATCHER = Event->io (	3935	undef $AnyEvent::AIO::WATCHER;
3660	reentrant => 0,
3661	data => WF_AUTOCANCEL,
3662	fd => IO::AIO::poll_fileno,
3663	poll => 'r',
3664	prio => 0,
3665	cb => \&IO::AIO::poll_cb,
3666	);
3667	}	3936	}
3668		3937
3669	my $_log_backtrace;	3938	my $_log_backtrace;
3670		3939
3671	sub _log_backtrace {	3940	sub _log_backtrace {
…		…
3674	$msg =~ s/\n//;	3943	$msg =~ s/\n//;
3675		3944
3676	# limit the # of concurrent backtraces	3945	# limit the # of concurrent backtraces
3677	if ($_log_backtrace < 2) {	3946	if ($_log_backtrace < 2) {
3678	++$_log_backtrace;	3947	++$_log_backtrace;
		3948	my $perl_bt = Carp::longmess $msg;
3679	async {	3949	async {
3680	$Coro::current->{desc} = "abt $msg";	3950	$Coro::current->{desc} = "abt $msg";
3681		3951
3682	my @bt = fork_call {	3952	my @bt = fork_call {
3683	@addr = map { sprintf "%x", $_ } @addr;	3953	@addr = map { sprintf "%x", $_ } @addr;
…		…
3694	}	3964	}
3695		3965
3696	@funcs	3966	@funcs
3697	};	3967	};
3698		3968
3699	LOG llevInfo, "[ABT] $msg\n";	3969	LOG llevInfo, "[ABT] $perl_bt\n";
		3970	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3700	LOG llevInfo, "[ABT] $_\n" for @bt;	3971	LOG llevInfo, "[ABT] $_\n" for @bt;
3701	--$_log_backtrace;	3972	--$_log_backtrace;
3702	};	3973	};
3703	} else {	3974	} else {
3704	LOG llevInfo, "[ABT] $msg\n";	3975	LOG llevInfo, "[ABT] $msg\n";
3705	LOG llevInfo, "[ABT] [suppressed]\n";	3976	LOG llevInfo, "[ABT] [suppressed]\n";
3706	}	3977	}
3707	}	3978	}
3708		3979
3709	# load additional modules	3980	# load additional modules
3710	use cf::pod;	3981	require "cf/$_.pm" for @EXTRA_MODULES;
3711		3982
3712	END { cf::emergency_save }	3983	END { cf::emergency_save }
3713		3984
3714	1	3985	1
3715		3986

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